Question

A vector is defined to have a magnitude and a direction, but the zero vector has no single direction. So, how is the zero vector a vector?

score 2.1k · Answer 1 · 2019-08-31 06:19:17

A vector is defined to have a magnitude and *a* direction, but the zero vector has no *single* direction. So, how is the zero vector a vector?

score 453 · Answer 2 · 2026-03-26 04:22:05

453

Views

why are there only two methods of vector multiplication?

Published on 26 Mar 2026 - 4:22

score 1.3k · Answer 3 · 2019-08-31 20:08:26

1.3k

Views

How do we prove that the normal vectors to the sides of a polygon add up to 0?

Published on 31 Aug 2019 - 20:08

score 2k · Answer 4 · 2019-08-31 20:59:18

2k

Views

Remove linearly dependent vectors from a matrix

Published on 31 Aug 2019 - 20:59

score 621 · Answer 5 · 2019-08-31 21:22:08

621

Views

Find value of parameter so that three vectors are linearly dependent - I get three equations with four variables

Published on 31 Aug 2019 - 21:22

score 234 · Answer 6 · 2019-09-01 08:00:01

234

Views

Doubt in a question based on resolution of forces to find resultant ( topic ‘Forces acting at a point’)

Published on 01 Sep 2019 - 8:00

score 1.5k · Answer 7 · 2019-09-01 12:46:57

1.5k

Views

Finding the angle given the scalar product and magnitude of vector product

Published on 01 Sep 2019 - 12:46

score 147 · Answer 8 · 2026-04-01 18:28:18

147

Views

Number of bits for a scalar product

Published on 01 Apr 2026 - 18:28

score 635 · Answer 9 · 2019-09-01 22:54:20

635

Views

Prove that two vector lines are parallel

Published on 01 Sep 2019 - 22:54

score 34 · Answer 10 · 2019-09-02 12:12:45

34

Views

Vector/Trig Question. Help needed

Published on 02 Sep 2019 - 12:12

score 820 · Answer 11 · 2026-03-28 22:26:44

820

Views

How to conceptually understand the sine dot product?

Published on 28 Mar 2026 - 22:26

score 763 · Answer 12 · 2019-09-03 09:10:38

763

Views

Norm of the sum of random vectors from a unit ball

Published on 03 Sep 2019 - 9:10

score 78 · Answer 13 · 2019-09-05 00:52:52

78

Views

What does it mean for Force vector $F(3 , -4)$ to act at point $A(2 , 3)$?

Published on 05 Sep 2019 - 0:52

score 42 · Answer 14 · 2019-09-05 08:16:29

42

Views

How to prove $v_1v_2^Tv_2=v_2v_2^Tv_1$?

Published on 05 Sep 2019 - 8:16

score 114 · Answer 15 · 2026-03-25 23:10:05

114

Views

Difference between properties of 3D unit vectors and 4D unit vectors(in the context of quaternions)

Published on 25 Mar 2026 - 23:10

List Question

A vector is defined to have a magnitude and a direction, but the zero vector has no single direction. So, how is the zero vector a vector?

why are there only two methods of vector multiplication?

How do we prove that the normal vectors to the sides of a polygon add up to 0?

Remove linearly dependent vectors from a matrix

Find value of parameter so that three vectors are linearly dependent - I get three equations with four variables

Doubt in a question based on resolution of forces to find resultant ( topic ‘Forces acting at a point’)

Finding the angle given the scalar product and magnitude of vector product

Number of bits for a scalar product

Prove that two vector lines are parallel

Vector/Trig Question. Help needed

How to conceptually understand the sine dot product?

Norm of the sum of random vectors from a unit ball

What does it mean for Force vector $F(3 , -4)$ to act at point $A(2 , 3)$?

How to prove $v_1v_2^Tv_2=v_2v_2^Tv_1$?

Difference between properties of 3D unit vectors and 4D unit vectors(in the context of quaternions)

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