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I do not understand what this question requires of me

score 84 · Answer 1 · 2026-04-16 13:55:43

84

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I do not understand what this question requires of me

Published on 16 Apr 2026 - 13:55

score 646 · Answer 2 · 2026-04-15 14:58:50

646

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Proof by cases that there is an irrational number $a$ such that $a^{\sqrt{3}}$ is rational?

Published on 15 Apr 2026 - 14:58

score 939 · Answer 3 · 2026-04-15 11:10:18

939

Views

Show that arbitrary $A$ and $A^T$ have same eigenvalue, algebraic and geometric multiplicity

Published on 15 Apr 2026 - 11:10

score 89 · Answer 4 · 2026-04-14 22:43:53

89

Views

Proof Writing: Regarding an equivalent statement of the Axiom of Choice. (Tao, Analysis I: Exercise 8.4.2.)

Published on 14 Apr 2026 - 22:43

score 67 · Answer 5 · 2026-04-15 10:58:45

67

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Showing $|a+b|=|a|+|b|\iff ab\ge0$

Published on 15 Apr 2026 - 10:58

score 1.7k · Answer 6 · 2026-04-16 03:46:39

1.7k

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Using the Well-Ordering Principle to prove that all integers less than $2^{m+1}$ can be represented by $m$ bits.

Published on 16 Apr 2026 - 3:46

score 41 · Answer 7 · 2026-04-10 12:01:58

41

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Proof Verification: Using axiom of choice correctly.

Published on 10 Apr 2026 - 12:01

score 48 · Answer 8 · 2026-04-15 14:50:05

48

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Showing map is linear and finding matrix that describes the map

Published on 15 Apr 2026 - 14:50

score 298 · Answer 9 · 2026-04-17 11:48:50

298

Views

Confusion regarding the proof of Theorem I.32 of Apostol's Calculus.

Published on 17 Apr 2026 - 11:48

score 1k · Answer 10 · 2026-04-16 01:28:11

1k

Views

vector identity for triple scalar product

Published on 16 Apr 2026 - 1:28

score 91 · Answer 11 · 2026-04-11 04:35:02

91

Views

Is this a proof? (Of a simple result in abelian groups.)

Published on 11 Apr 2026 - 4:35

score 252 · Answer 12 · 2026-04-14 04:29:47

252

Views

Tao, Analysis I: Exercise 8.5.14. Prove Zorn's Lemma.

Published on 14 Apr 2026 - 4:29

score 119 · Answer 13 · 2026-04-17 07:34:42

119

Views

Cancellation law for forward and backward images

Published on 17 Apr 2026 - 7:34

score 447 · Answer 14 · 2026-04-13 18:44:22

447

Views

How do I prove the existence of uniqueness of the vector $x$? Exercise 3-1.b in Linear Algebra Done right.

Published on 13 Apr 2026 - 18:44

score 95 · Answer 15 · 2026-04-16 09:53:19

95

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If $f(x) \le M$ and $\lim_{x \to a} f(x) = A$, prove that $A \le M$.

Published on 16 Apr 2026 - 9:53

List Question

I do not understand what this question requires of me

Proof by cases that there is an irrational number $a$ such that $a^{\sqrt{3}}$ is rational?

Show that arbitrary $A$ and $A^T$ have same eigenvalue, algebraic and geometric multiplicity

Proof Writing: Regarding an equivalent statement of the Axiom of Choice. (Tao, Analysis I: Exercise 8.4.2.)

Showing $|a+b|=|a|+|b|\iff ab\ge0$

Using the Well-Ordering Principle to prove that all integers less than $2^{m+1}$ can be represented by $m$ bits.

Proof Verification: Using axiom of choice correctly.

Showing map is linear and finding matrix that describes the map

Confusion regarding the proof of Theorem I.32 of Apostol's Calculus.

vector identity for triple scalar product

Is this a proof? (Of a simple result in abelian groups.)

Tao, Analysis I: Exercise 8.5.14. Prove Zorn's Lemma.

Cancellation law for forward and backward images

How do I prove the existence of uniqueness of the vector $x$? Exercise 3-1.b in Linear Algebra Done right.

If $f(x) \le M$ and $\lim_{x \to a} f(x) = A$, prove that $A \le M$.

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