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Recent questions tagged vector


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State the difference between a row vector and a column vector.
1 answer 69 views
State the difference between a row vector and a column vector.State the difference between a row vector and a column vector. ...
by Maths Genie Bronze Status
(5,290 points)
asked in Mathematics Aug 9, 2021
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Are all matrices linear operators?
1 answer 25 views
Are all matrices linear operators?Are all matrices linear operators? ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Jul 24, 2021
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Show that $\langle v|A| w\rangle=\sum_{i j} A_{i j} v_{i}^{*} w_{j}$
0 answers 49 views
Show that $\langle v|A| w\rangle=\sum_{i j} A_{i j} v_{i}^{*} w_{j}$Show that $\langle v|A| w\rangle=\sum_{i j} A_{i j} v_{i}^{} w_{j}$ ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics Jul 24, 2021
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Give a characterization of the linear operators over $V \otimes W$ in terms of linear operators over $V$ and $W$. Remember that they form a vector space.

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Express $\overrightarrow{\boldsymbol{P} \boldsymbol{Q}}$ as a column vector.
0 answers 62 views
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Express $\overrightarrow{\boldsymbol{P} \boldsymbol{Q}}$ as a column vector. (a) $\quad$ Express $\overrightarrow{\boldsymbol{P} Q}$ as a column vector. (b) Find (i) $|\overrightarrow{\boldsymbol{O Q}}|$, (ii) the co ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics May 19, 2021
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Give the equation for the $L^{p}$ metric on $\mathbb{R}^{2}$.
1 answer 38 views
Give the equation for the $L^{p}$ metric on $\mathbb{R}^{2}$.Give the equation for the $L^{p}$ metric on $\mathbb{R}^{2}$. ...
by Student SIlver Status
(10,386 points)
asked in Mathematics May 10, 2021
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An inner product on a real vector space $V$ is a function $\langle\cdot, \cdot\rangle: V \times V \rightarrow \mathbb{R}$ satisfying
1 answer 143 views
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A metric on a set $S$ is a function $d: S \times S \rightarrow \mathbb{R}$ that satisfies
1 answer 52 views
A metric on a set $S$ is a function $d: S \times S \rightarrow \mathbb{R}$ that satisfiesA metric on a set $S$ is a function $d: S \times S \rightarrow \mathbb{R}$ that satisfies ...
by Pieter SIlver Status
(17,439 points)
asked in Mathematics May 8, 2021
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Vector spaces can contain other vector spaces. If $V$ is a vector space, then $S \subseteq V$ is said to be a subspace of $V$ if
1 answer 48 views
Vector spaces can contain other vector spaces. If $V$ is a vector space, then $S \subseteq V$ is said to be a subspace of $V$ ifVector spaces can contain other vector spaces. If $V$ is a vector space, then $S \subseteq V$ is said to be a subspace of $V$ if ...
by Pieter SIlver Status
(17,439 points)
asked in Mathematics May 8, 2021
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How do I describe a Euclidean space?
1 answer 46 views
How do I describe a Euclidean space?How do I describe a Euclidean space? ...
by Pieter SIlver Status
(17,439 points)
asked in Mathematics May 8, 2021
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What are vector spaces?
1 answer 38 views
What are vector spaces?What are vector spaces? ...
by MathsGee Platinum
(102,810 points)
asked in Mathematics May 8, 2021
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Each diagram shows 3 vectors of equal magnitude. In which diagram is the magnitude of the resultant vector different from the other 3?
1 answer 288 views
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What is a vector equation of a line?
1 answer 67 views
What is a vector equation of a line?What is a vector equation of a line? ...
by Eddie Wooden
(2,002 points)
asked in Physics Mar 29, 2021
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If an object has constant acceleration, the
1 answer 122 views
If an object has constant acceleration, theIf an object has constant acceleration, the ...
by MathsGee Platinum
(102,810 points)
asked in Physics Mar 28, 2021
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Does the acceleration vector always point in the direction in which an object is moving?
1 answer 179 views
Does the acceleration vector always point in the direction in which an object is moving?Does the acceleration vector always point in the direction in which an object is moving? If so, describe a situation in which the direction of the acc ...
by MathsGee Platinum
(102,810 points)
asked in Physics Mar 28, 2021
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What is the 'y' length of a vector with a beginning point of (1, -2) and an end point of (-3, 4)
0 answers 61 views
What is the 'y' length of a vector with a beginning point of (1, -2) and an end point of (-3, 4)What is the 'y' length of a vector with a beginning point of (1, -2) and an end point of (-3, 4) ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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What is the x length of a vector with a start point of (1, 2) and an end point of (5, 8)?
0 answers 63 views
What is the x length of a vector with a start point of (1, 2) and an end point of (5, 8)?What is the x length of a vector with a start point of (1, 2) and an end point of (5, 8)? ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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Two vectors are multiplied together. The answer that is produced is also a vector. What kind of multiplication is this?
0 answers 68 views
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What does the given vector represent?
0 answers 48 views
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What does the given vector represent? What does the given vector represent? ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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A normal vector is _____ to a given vector.
0 answers 36 views
A normal vector is _____ to a given vector.A normal vector is _____ to a given vector. ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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Is the gradient a row vector or a column vector?
1 answer 442 views
Is the gradient a row vector or a column vector?Is the gradient a row vector or a column vector? ...
by MathsGee Platinum
(102,810 points)
asked in Data Science & Statistics Dec 27, 2020
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What is Support vector regression (SVR)?
0 answers 47 views
What is Support vector regression (SVR)?What is Support vector regression (SVR)? ...
by Pieter SIlver Status
(17,439 points)
asked in Data Science & Statistics Oct 20, 2020
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What is a hyper-plane?
0 answers 36 views
What is a hyper-plane?What is a hyper-plane? ...
by MathsGee Platinum
(102,810 points)
asked in Data Science & Statistics Oct 16, 2020
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What is the VC dimension for Linear Support Vector Machines in d-dimensional space?
1 answer 94 views
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