Dot product formula - Green Dot debit card accounts are prepaid. The account must be loaded with funds for activation and usage. Green Dot accounts can be loaded and reloaded in a number of ways. The mo...

 
Dot product of a vector and del operator. 1. How to conceptually understand the sine dot product? Hot Network Questions Is fasting on Hanukkah prohibited Does or could ChatGPT understand text? What's the source of John Adams's quote against the two-party system? Scientific Calculator .... Hockey player neck cut

The small square between the v and the w is the mathematical symbol of the Dot. Let’s take an example to better understand: if we have two Vectors V (3, 9) and W (2, 7), applying the Dot formula the result is this: d = vx * wx + vy * wy d = 3 * 2 + 9 * 7 d = 69 An important thing to know is that even if we are doing calculations between Vectors, the …To calculate the scalar product (also known as dot product) of two vectors, first, write both vectors in component form. Then, multiply corresponding components ...Then the cross product a × b can be computed using determinant form. a × b = x (a2b3 – b2a3) + y (a3b1 – a1b3) + z (a1b2 – a2b1) If a and b are the adjacent sides of the parallelogram OXYZ and α is the angle between the vectors a and b. Then the area of the parallelogram is given by |a × b| = |a| |b|sin.α.And the definition of the dot product. So another way of visualizing the dot product is, you could replace this term with the magnitude of the projection of a onto b-- which is just this-- times the magnitude of b. That's interesting. All the dot product of two vectors is-- let's just take one vector.Excel is a powerful tool that can greatly enhance your productivity when it comes to organizing and analyzing data. By utilizing the wide range of formulas and functions available ...Learn the dot product of two vectors with the help of examples. The dot product is the product of the magnitude of two vectors and the cosine of the angle between them. It can …May 3, 2023 · The dot product\the scalar product is a gateway to multiply two vectors. Geometrically, the dot product is defined as the product of the length of the vectors with the cosine angle between them and is given by the formula: → x . →y = |→x| × |→y|cosθ. It is a scalar quantity possessing no direction.The cosine of the angle between two vectors is equal to the sum of the product of the individual constituents of the two vectors, divided by the product of the magnitude of the two vectors. The formula for the angle between the two vectors is as follows. cosθ = → a.→ b |a|.|b| c o s θ = a →. b → | a |. | b |. Amazon, which says it sold more stuff on Cyber Monday than any day in its history, had an eclectic list of top sellers. Americans ordered a whole lot of stuff during the online sho...Since we know the dot product of unit vectors, we can simplify the dot product formula to. a ⋅b = a1b1 +a2b2 +a3b3. (1) (1) a ⋅ b = a 1 b 1 + a 2 b 2 + a 3 b 3. Equation (1) (1) makes it simple to calculate the dot product of two three-dimensional vectors, a,b ∈R3 a, b ∈ R 3 . The corresponding equation for vectors in the plane, a,b ∈ ... Aug 17, 2023 · In linear algebra, a dot product is the result of multiplying the individual numerical values in two or more vectors. If we defined vector a as <a 1, a 2, a 3.... a n > and vector b as <b 1, b 2, b 3... b n > we can find the dot product by multiplying the corresponding values in each vector and adding them together, or (a 1 * b 1) + (a 2 * b 2 ... The Dot Product Formula is a fundamental concept in vector mathematics that plays a crucial role in various fields, including physics, engineering, computer graphics, and more. It is a binary operation that takes two vectors and produces a scalar quantity, representing the product of their magnitudes and the cosine of the angle between them. ...numpy.dot. #. numpy.dot(a, b, out=None) #. Dot product of two arrays. Specifically, If both a and b are 1-D arrays, it is inner product of vectors (without complex conjugation). If both a and b are 2-D arrays, it is matrix multiplication, but using matmul or a @ b is preferred. If either a or b is 0-D (scalar), it is equivalent to multiply and ... Learn how to calculate the dot product of two vectors using algebraic and geometric methods. Find the definition, formula, properties, applications, and examples of dot product with CueMath.Solution. Determine the direction cosines and direction angles for →r = −3,−1 4,1 r → = − 3, − 1 4, 1 . Solution. Here is a set of practice problems to accompany the Dot Product section of the Vectors chapter of the notes for Paul Dawkins Calculus II course at Lamar University.Excel is a powerful tool that can greatly enhance your productivity when it comes to organizing and analyzing data. By utilizing the wide range of formulas and functions available ...The dot product of two vectors is a quite interesting operation because it gives, as a result, a...SCALAR (a number without vectorial properties)! As a definition you have: Given two vectors → v and → w the dot product is given by: → v ⋅ → w = ∣∣→ v ∣∣ ⋅ ∣∣→ w∣∣ ⋅ cos(θ) i.e. is equal to the product of the ...I am looking for some help in writing function below. It looks like: double dot_product(double v[],double u[],int n), where n is length of the vector Is it correct? double dot_product(double v[],Nov 21, 2023 · Well, then we would have to use the other equation for the dot product. Multiply the x -components, 32.1 multiplied by 3, and multiply the y -components, -38.3 multiplied by zero, and we get 96.3 ...Learn how to calculate the dot product of two vectors using algebraic and geometric methods. Find the definition, formula, properties, applications, and examples of dot product with CueMath.Jun 3, 2019 · Understand the relationship between the dot product and orthogonality. Vocabulary words: dot product, length, distance, unit vector, unit vector in the direction of x . Essential vocabulary word: orthogonal. In this chapter, it will be necessary to find the closest point on a subspace to a given point, like so: closestpoint x.Jan 7, 2024 · Dot product: Apply the directional growth of one vector to another. The result is how much stronger we've made the original vector (positive, negative, or zero). ... zero). Today we'll build our intuition for …Given the geometric definition of the dot product along with the dot product formula in terms of components, we are ready to calculate the dot product of any pair of two- or three-dimensional vectors.. Example 1. Calculate the dot product of $\vc{a}=(1,2,3)$ and $\vc{b}=(4,-5,6)$. Do the vectors form an acute angle, right angle, or obtuse angle?A trio of Amazon Alexa-enabled speaker devices--the Amazon Echo, Echo Dot, and Tap--appears to be unavailable for order by Christmas. Here are tips for buying them at the last minu...As a new parent, you have many important decisions to make. One is to choose whether to breastfeed your baby or bottle feed using infant formula. As a new parent, you have many imp...With this change, the product is well defined; the product of a 1 × n 1 × n matrix with an n × 1 n × 1 matrix is a 1 × 1 1 × 1 matrix, i.e., a scalar. If we multiply xT x T (a 1 × n 1 × n matrix) with any n n -dimensional vector y y (viewed as an n × 1 n × 1 matrix), we end up with a matrix multiplication equivalent to the familiar ...When you do dot product of two vectors, you are basically projecting one vector onto another. For example, you have two vectors, vector and vector and our area ...Theorem. Let a: R → Rn a: R → R n and b: R → Rn b: R → R n be differentiable vector-valued functions . The derivative of their dot product is given by: d dx(a ⋅b) = da dx ⋅b +a ⋅ db dx d d x ( a ⋅ b) = d a d x ⋅ b + a ⋅ d b d x.The small square between the v and the w is the mathematical symbol of the Dot. Let’s take an example to better understand: if we have two Vectors V (3, 9) and W (2, 7), applying the Dot formula the result is this: d = vx * wx + vy * wy d = 3 * 2 + 9 * 7 d = 69 An important thing to know is that even if we are doing calculations between Vectors, the …So the video has vectors A and B and it creates AxB. This new vector AxB is orthogonal to A and it is orthogonal to B because that's what the cross product does. That means AxB (dot) A =0 and AxB (dot) B=0. The video then does the calculations to show that both of those statements are true. Oct 2, 2023 · Learn how to perform the cross product operation on two vectors and find a vector orthogonal to both of them. Explore the applications of cross products in calculating torque and other physical quantities. This section is part of the Mathematics LibreTexts, a collection of open-access resources for teaching and learning mathematics. A trio of Amazon Alexa-enabled speaker devices--the Amazon Echo, Echo Dot, and Tap--appears to be unavailable for order by Christmas. Here are tips for buying them at the last minu...The dot product provides a way to find the measure of this angle. This property is a result of the fact that we can express the dot product in terms of the cosine of the angle formed by two vectors. Figure 1.3.1: Let θ be the angle between two nonzero vectors ⇀ u and ⇀ v such that 0 ≤ θ ≤ π. The Dot Product Formula is a fundamental concept in vector mathematics that plays a crucial role in various fields, including physics, engineering, computer graphics, and more. It is a binary operation that takes two vectors and produces a scalar quantity, representing the product of their magnitudes and the cosine of the angle between them. ...1.2.1 Dot product defined geometrically Definition 1.17 The dot product of the vectors a and b is defined to be the scalar jajjbj cosµ; where µ is the angle between the vectors and it usually denoted a¢b; which explains the name of dot product. Consequences of the geometric formula: † The dot product is symmetric in the vectors: a¢b ... Definition of the Dot Product. The dot product of vectors a = (ax, ay) and b = (bx, by) in a standard Cartesian coordinate system is defined as follows: \bold {a\cdot b} = a_xb_x + a_yb_y a⋅ b = axbx …The product of the magnitudes of the two vectors and the cosine of the angle between the two vectors is called the dot product of vectors. The dot product of two vectors produces a resultant that is in the same plane as the two vectors. The dot product can be either a positive or negative real value. The dot product of two vectors a and b is ...Jan 2, 2024 · Dot Product with Projection¶. On this page, I'll introduce the dot product to you. It is an operation that takes in any two 2D vectors $\vec v$ and $\vec w$, and results in a number, denoted $\vec v \cdot \vec w$.Dot product is called dot product, because it's written with the multiplication dot, like $\vec v \cdot \vec w$, and it behaves like …Dot matrix and inkjet printers share one key characteristic -- both make images out of small dots. With a dot matrix printer, a pin presses through a ribbon to make an impact on th...Solution. Determine the direction cosines and direction angles for →r = −3,−1 4,1 r → = − 3, − 1 4, 1 . Solution. Here is a set of practice problems to accompany the Dot Product section of the Vectors chapter of the notes for Paul Dawkins Calculus II course at Lamar University.The × symbol is used between the original vectors. The vector product or the cross product of two vectors is shown as: → a ×→ b = → c a → × b → = c →. Here → a a → and → b b → are two vectors, and → c c → is the resultant vector. Let θ be the angle formed between → a a → and → b b → and ^n n ^ is the unit ...Dot Product. This applet demonstrates the dot product , which is an important concept in linear algebra and physics. The goal of this applet is to help you visualize what the dot product geometrically. Two vectors are shown, one in red (A) and one in blue (B). On the right, the coordinates of both vectors and their lengths are shown./ vector / dot product dot product. Dot product. If v = [v 1, ... , v n] T and v = [w 1, ... , w n] T are n-dimensional vectors, the dot product of v and w, denoted v ∙ w, is a special number defined by the formula:. v ∙ w = [v 1 w 1 + ... + v n w n] For example, the dot product of v = [-1, 3, 2] T with w = [5, 1, -2] T is:. v ∙ w = (-1 × 5) + (3 × 1) + (2 × -2) = -6 The following ...SEOUL, South Korea, April 29, 2021 /PRNewswire/ -- Coway, 'The Best Life Solution Company,' has won the highly coveted Red Dot Award: Product Desi... SEOUL, South Korea, April 29, ...May 3, 2023 · The dot product\the scalar product is a gateway to multiply two vectors. Geometrically, the dot product is defined as the product of the length of the vectors with the cosine angle between them and is given by the formula: → x . →y = |→x| × |→y|cosθ. It is a scalar quantity possessing no direction.Since we know the dot product of unit vectors, we can simplify the dot product formula to. a ⋅b = a1b1 +a2b2 +a3b3. (1) (1) a ⋅ b = a 1 b 1 + a 2 b 2 + a 3 b 3. Equation (1) (1) makes it simple to calculate the dot product of two three-dimensional vectors, a,b ∈R3 a, b ∈ R 3 . The corresponding equation for vectors in the plane, a,b ∈ ... I prefer to think of the dot product as a way to figure out the angle between two vectors. If the two vectors form an angle A then you can add an angle B below the lowest vector, then use that angle as a help to write the vectors' x-and y-lengts in terms of sine and cosine of A and B, and the vectors' absolute values. Projection Vector Formula. There are two vectors, a and b, in the diagram above, and is the angle between them. Then the vector projection is as follows: Proj b a = → a.→ b (b)2 → b a →. b → ( b) 2 b →. The '.' operator defines the dot product of vectors a and b. Vector a's scalar projection on b is given by:Amazon is launching two new designs for its Echo Dot Kids devices, the company announced at its virtual event today. Amazon is launching two new designs for its Echo Dot Kids devic...So the video has vectors A and B and it creates AxB. This new vector AxB is orthogonal to A and it is orthogonal to B because that's what the cross product does. That means AxB (dot) A =0 and AxB (dot) B=0. The video then does the calculations to show that both of those statements are true. The dot product is a way of multiplying two vectors that depends on the angle between them. If θ = 0 ∘, so that v and w point in the same direction, then cosθ = 1 and v ⋅ w is …Properties of the cross product. We write the cross product between two vectors as a → × b → (pronounced "a cross b"). Unlike the dot product, which returns a number, the result of a cross product is another vector. Let's say that a → × b → = c → . This new vector c → has a two special properties. First, it is perpendicular to ... Learn the dot product of two vectors with the help of examples. The dot product is the product of the magnitude of two vectors and the cosine of the angle between them. It can …2 days ago · The dot product can be defined for two vectors X and Y by X·Y=|X||Y|costheta, (1) where theta is the angle between the vectors and |X| is the norm. It follows immediately that X·Y=0 if X is perpendicular to Y. The dot product therefore has the geometric interpretation as the length of the projection of X onto the unit vector Y^^ when the two …Feb 16, 2024 · The dot product of two different vectors that are non-zero is denoted by a.b and is given by: a.b = ab cos θ. wherein θ is the angle formed between a and b, and, 0 ≤ θ ≤ π (Image will be uploaded soon) If a = 0 or b = 0, θ will not be defined, and in this case, a.b= 0. Dot Product FormulaLike the dot product, the cross product is an operation between two vectors. ... Before getting to a formula for the cross product, let's talk about some of its ...Dot Product of Two Vectors Questions and Answers. 1. Suppose a = -2 i + 3 j + 5 k and b = i + 2 j + 3 k are two vectors, then find the value of the dot product of these two vectors. As we know, the dot product of two vectors a = a 1i + a 2j + a 3k and b = b 1i + b 2j + b 3k is a.b = a 1 b 1 + a 2 b 2 + a 3 b 3. 2.I prefer to think of the dot product as a way to figure out the angle between two vectors. If the two vectors form an angle A then you can add an angle B below the lowest vector, then use that angle as a help to write the vectors' x-and y-lengts in terms of sine and cosine of A and B, and the vectors' absolute values. The dot product is a way of multiplying two vectors that depends on the angle between them. If θ = 0 ∘, so that v and w point in the same direction, then cosθ = 1 and v ⋅ w is …Nov 21, 2023 · Well, then we would have to use the other equation for the dot product. Multiply the x -components, 32.1 multiplied by 3, and multiply the y -components, -38.3 multiplied by zero, and we get 96.3 ...May 23, 2014 · 1. Adding to itself times ( being a number) is another operation, called the scalar product. The dot product involves two vectors and yields a number. – user65203. May 22, 2014 at 22:40. Something not mentioned but of interest is that the dot product is an example of a bilinear function, which can be considered a generalization of multiplication. We can use the form of the dot product in Equation \ref{evaldot} to find the measure of the angle between two nonzero vectors by rearranging Equation \ref{evaldot} to solve for the cosine of the angle. Using this equation, we can find the cosine of the angle between two nonzero vectors. Since we are considering the smallest angle between the ...Learn how to calculate the dot product of two vectors using algebraic and geometric methods. Find the definition, formula, properties, applications, and examples of dot product with CueMath.Send us Feedback. Free vector dot product calculator - Find vector dot product step-by-step. We will need the magnitudes of each vector as well as the dot product. The angle is, Example: (angle between vectors in three dimensions): Determine the angle between and . Solution: Again, we need the magnitudes as well as the dot product. The angle is, Orthogonal vectors. If two vectors are orthogonal then: . Example:Dec 12, 2014 · If you look at the formulas, the scalar projection does not depend on the length of the vector you are projecting onto. According to Wikipeda, the scalar projection does not depend on the length of the vector being projected on. If you double the length of the second vector in the dot product, the dot product doubles.The following equation rearranges the Dot Product to solve for the cosine of the angle: cosθ = u⋅v u v cos θ = u ⋅ v | | u | | | | v | |. Using this equation, we can find the cosine of the angle between two nonzero vectors. Since we are considering the smallest angle between the vectors, we assume 0∘ ≤θ ≤180∘ 0 ∘ ≤ θ ≤ 180 ...Scaled Dot-Product Attention. The Transformer implements a scaled dot-product attention, which follows the procedure of the general attention mechanism that you had previously seen.. As the name suggests, the scaled dot-product attention first computes a dot product for each query, $\mathbf{q}$, with all of the keys, $\mathbf{k}$. …Dot Product with Projection ... Notice that this was not a formula derivation; it's a definition, because I'm telling you what dot product is, not deriving some result about how it behaves. Examples: The projection of $\vec0$ onto any vector $\vec w$ is $0$, so we have $\vec0 \cdot \vec w = 0\abs{\vec w} = 0$. This also works the other way, $\vec w \cdot \vec0 = … · I prefer to think of the dot product as a way to figure out the angle between two vectors. If the two vectors form an angle A then you can add an angle B below the lowest vector, then use …To use the formula, substitute the values of two vectors for x a, y a, z a, x b, y b, & z b to solve the dot product. To solve it, substitute the values for each vector and solve. For example, let’s find the dot product of the vectors (1, 7, 3) and (4, 2, 1). Start by substituting the values in the formula above. a·b = (1 · 4) + (7 · 2 ...Jan 21, 2022 · Step 3: Lastly, we will substitute our values into our formula to find our angle θ. p → ⋅ q → = ‖ p → ‖ ‖ q → ‖ ‖ cos θ 10 = ( 5) ( 5) cos θ cos θ = 10 ( 5) ( 5) cos θ = 0.894 θ = cos − 1 ( 0.894) θ = 26.57 ∘. Not too bad! And here’s something exciting. Depending on the value of the dot product, we can quickly ... Vectors are used to represent anything that has a direction and magnitude, length. The most popular example of... Read More. Save to Notebook! Sign in. Send us Feedback. Free vector dot product calculator - Find vector dot product step-by-step.Feb 24, 2023 · In general, the dot product is really about metrics, i.e., how to measure angles and lengths of vectors. Two short sections on angles and length follow, and then comes the major section in this chapter, which defines and motivates the dot product, and also includes, for example, rules and properties of the dot product in Section 3.2.3.But the important thing to realize is that the dot product is useful. It applies to work. It actually calculates what component of what vector goes in the other direction. Now you could interpret it the other way. You could say this is the magnitude of a times b cosine of theta. And that's completely valid.Miracle-Gro packs everything you need in one bag: soil, fertilizer and compost! Expert Advice On Improving Your Home Videos Latest View All Guides Latest View All Radio Show Latest...The dot product between vectors is computed by estimating how many vectors are pointing in the same direction as one another. Dot product calculation is simply done by multiplying vectors' respective coordinates and adding them up. For two vectors a and b, dot product is calculated as following:Definition. The scalar or dot product of two non-zero vectors and , denoted by . is. . = | | | |. where is the angle between and and 0 ≤ ≤ as shown in the figure below. It is important to note that if either = or = , then is not defined, and in this case. . = 0. Helaina, a company producing a first-of-its-kind infant milk, announced $20 million in Series A financing to usher in its next phase of growth that includes beginning the manufactu...Given the geometric definition of the dot product along with the dot product formula in terms of components, we are ready to calculate the dot product of any pair of two- or three-dimensional vectors. Example 1. Calculate the dot product of $\vc{a}=(1,2,3)$ and $\vc{b}=(4,-5,6)$. Do the vectors form an acute angle, right angle, or obtuse angle? Feb 24, 2023 · In general, the dot product is really about metrics, i.e., how to measure angles and lengths of vectors. Two short sections on angles and length follow, and then comes the major section in this chapter, which defines and motivates the dot product, and also includes, for example, rules and properties of the dot product in Section 3.2.3.Jan 2, 2024 · Dot Product with Projection¶. On this page, I'll introduce the dot product to you. It is an operation that takes in any two 2D vectors $\vec v$ and $\vec w$, and results in a number, denoted $\vec v \cdot \vec w$.Dot product is called dot product, because it's written with the multiplication dot, like $\vec v \cdot \vec w$, and it behaves like …

Given the geometric definition of the dot product along with the dot product formula in terms of components, we are ready to calculate the dot product of any pair of two- or three-dimensional vectors.. Example 1. Calculate the dot product of $\vc{a}=(1,2,3)$ and $\vc{b}=(4,-5,6)$. Do the vectors form an acute angle, right angle, or obtuse angle?. When i grow up

dot product formula

But $\cos \alpha$ can be immediately found by the Spherical law of cosines, which yields exactly the same formula that we just proved. Basically, our first way is itself a proof for the spherical law of cosines. PS: I'm not saying anything about cross products, but my guess is that the correct formula will look terrible. Not only will it ...Calculating the dot product of two vectors actually involves two operations: multiplication and addition. We start by multiplying the vectors’ components element-wise, i.e. [1,3]* [2,2]= [2,6 ...Feb 13, 2022 · The dot product can help you determine the angle between two vectors using the following formula. Notice that in the numerator the dot product is required because each term is a vector. In the denominator only regular multiplication is required because the magnitude of a vector is just a regular number indicating length. Jan 21, 2022 · Step 3: Lastly, we will substitute our values into our formula to find our angle θ. p → ⋅ q → = ‖ p → ‖ ‖ q → ‖ ‖ cos θ 10 = ( 5) ( 5) cos θ cos θ = 10 ( 5) ( 5) cos θ = 0.894 θ = cos − 1 ( 0.894) θ = 26.57 ∘. Not too bad! And here’s something exciting. Depending on the value of the dot product, we can quickly ... 2 days ago · The dot product can be defined for two vectors X and Y by X·Y=|X||Y|costheta, (1) where theta is the angle between the vectors and |X| is the norm. It follows immediately that X·Y=0 if X is perpendicular to Y. The dot product therefore has the geometric interpretation as the length of the projection of X onto the unit vector Y^^ when the two …Finally, the formula for the dot product may be rewritten by replacing the values of ||a||, ||b||, and cos(): a · b = ||a|| ||b|| cos(θ) = sqrt(21) * sqrt(35) * 0.591 = 15. Thus, the dot product of a and b is 15, matching the outcome of the conventional technique. 3.Matrix Method Calculating the dot product of two vectors using the matrix method is a handy …The formula of dot product: The formula of the dot product is. a . b = | a | . | b | Cos θ. a & b are two vectors. |a| & |b| are the magnitudes of vectors a & b. “θ” is the angle between a & b. The dot product, also known as the scalar product or inner product, is a mathematical operation that is used in linear algebra and vector calculus.1 Answer. As mentioned in the comments the vector the book is referring to is V − W V − W which is generally not the same vector as V V or W W. However its easy to prove the statement just by breaking the problem into components which is how most statements involving vectors are proven. = [(Vx −Wx)i + (Vy −Wy)j + (Vz −Wz)k ] ⋅ [(Vx ...Nov 16, 2022 · This is a pretty simple proof. Let’s start with →v = v1, v2, …, vn and compute the dot product. →v ⋅ →v = v1, v2, …, vn ⋅ v1, v2, …, vn = v21 + v22 + ⋯ + v2n = 0. …Properties of the cross product. We write the cross product between two vectors as a → × b → (pronounced "a cross b"). Unlike the dot product, which returns a number, the result of a cross product is another vector. Let's say that a → × b → = c → . This new vector c → has a two special properties. First, it is perpendicular to ... The product of a structured matrix with a vector will retain the structure if possible: ... For two matrices, the , entry of is the dot product of the row of with the column of : Matrix multiplication is non-commutative, : Use MatrixPower to compute repeated matrix products:Two-Dimensional Dot Product : The Algebraic Expression for a two-dimensional representation is – a · b = ax × bx + ay × by. Where, a and b are the two vectors of which the dot product is to be calculated. ax is the x-axis ay is the y-axis. are the values of the vector a. bx is the x-axis by is the y-axis.The dot product of two Euclidean vectors is the product of their magnitudes and cosines of their angles. Learn how to calculate the dot product in Cartesian coordinates, with examples and properties.Properties of the cross product. We write the cross product between two vectors as a → × b → (pronounced "a cross b"). Unlike the dot product, which returns a number, the result of a cross product is another vector. Let's say that a → × b → = c → . This new vector c → has a two special properties. First, it is perpendicular to ...Dot product of a vector and del operator. 1. How to conceptually understand the sine dot product? Hot Network Questions Is fasting on Hanukkah prohibited Does or could ChatGPT understand text? What's the source of John Adams's quote against the two-party system? Scientific Calculator ....

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