Question

Let $e_1$, $e_2$, and $e_3$ be a base in $\mathbb{R}^3$. Is there a linear operator $A$ such that $A(e_i + e_j) = e_k$?

score 1.3k · Answer 1 · 2017-10-03 18:46:35

1.3k

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Let $e_1$, $e_2$, and $e_3$ be a base in $\mathbb{R}^3$. Is there a linear operator $A$ such that $A(e_i + e_j) = e_k$?

Published on 03 Oct 2017 - 18:46

score 81 · Answer 2 · 2026-03-27 04:18:42

81

Views

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score 66 · Answer 3 · 2017-10-09 06:34:10

66

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score 123 · Answer 4 · 2017-10-11 08:23:36

123

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score 128 · Answer 5 · 2017-10-18 08:26:59

128

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score 46 · Answer 6 · 2017-10-19 13:03:41

46

Views

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Published on 19 Oct 2017 - 13:03

score 4.6k · Answer 7 · 2017-10-24 12:44:15

4.6k

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2.3k

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score 2.7k · Answer 9 · 2017-11-06 18:04:37

2.7k

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score 67 · Answer 10 · 2017-11-08 03:00:06

67

Views

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Published on 08 Nov 2017 - 3:00

score 32 · Answer 11 · 2017-11-11 13:43:53

32

Views

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Published on 11 Nov 2017 - 13:43

score 366 · Answer 12 · 2017-11-11 21:57:33

366

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score 178 · Answer 13 · 2026-03-26 12:42:52

178

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score 199 · Answer 14 · 2026-02-23 13:44:40

199

Views

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score 153 · Answer 15 · 2026-03-28 17:40:11

153

Views

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Published on 28 Mar 2026 - 17:40

List Question

Let $e_1$, $e_2$, and $e_3$ be a base in $\mathbb{R}^3$. Is there a linear operator $A$ such that $A(e_i + e_j) = e_k$?

Does the modal logic K have a sole sufficient operator?

Why this conversion not being used to solve the backpack problem?

Arithmetic and boolean operation to make 0 to 1, and everything else to 0

Given $x\odot y=x+y+xy$, prove $x\odot x\odot\ldots\odot x= (1+x)^n -1$

Domain of multivariate function where inputs are functions sharing a domain

How can I visualise groups in Group Theory?

Solving Binary Equation

What does a small circle operation between two matrices mean?

Is there a specific name for a set with a defined binary operation, that is not a group?

Independence of choice of represepresentatives, Filter,Reduced product

Convert octal to hexadecimal

Prove associative property

Group Theory For an algebraic system, how to prove the following?

Successive application of binary operation to set of n-tuples produces a semigroup.

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