User Vince Vickler - Mathematics Stack Exchange

5 votes

Why can't $|x-2|$ be less than zero?

answered Nov 20, 2021 at 13:31

4 votes

Is the meaning (semantics) of an arithmetic expression its value? Eg, is "$2$" the meaning of "$1+1$"?

answered Jan 11, 2022 at 9:52

3 votes

How does $2^{(\log_4{x})}$ become $\sqrt[2]{x}$?

answered Nov 20, 2021 at 17:14

2 votes

Subtleties of "unknown" vs. "variable"

answered Oct 16, 2022 at 9:33

2 votes

Logic: Can we use rule of inferences to show logically equivalent?

answered Apr 5, 2022 at 8:55

2 votes

Accepted

Quantifiers in contrapositive of transitivity of "divide" relation

answered Oct 14, 2022 at 11:24

2 votes

If we define $\mathrm{null}$ as nothing, is it correct to say $\emptyset = \{\mathrm{null}\}$?

answered Nov 11, 2022 at 20:22

2 votes

Does the word "if" have a different meaning in mathematical writing than in everyday English?

answered Sep 10, 2023 at 11:03

1 vote

Accepted

Why does set-theoretic union and intersection operate on reverse logic?

answered May 8 at 9:56

1 vote

Mirror graphs in straight lines

answered Oct 22, 2022 at 21:09

1 vote

Accepted

Horizontal Transformation on Linear Equation

answered Oct 22, 2022 at 19:03

1 vote

A different definition of bi-conditional proposition

answered Oct 23, 2022 at 0:51

1 vote

Set Membership Function and uniqueness question

answered Apr 30, 2022 at 12:08

1 vote

Accepted

How to use the Axiom of Extension to prove the equality of sets?

answered Sep 11, 2022 at 12:26

1 vote

Accepted

What happens when an element in the domain set has theoretically more than one image in the co-domain set?

answered Jan 15, 2022 at 13:05

1 vote

Accepted

If integration represents the area under a curve, why indefinite integrals gives a function.

answered Jan 16, 2022 at 11:57

1 vote

Accepted

Doubt interpreting meaning of $\forall$ and number belonging to set

answered Jan 22, 2022 at 11:55

1 vote

How many Subsets does a Null set has? 2 or 1

answered Dec 15, 2021 at 18:11

1 vote

Is this explanation of derivatives correct?

answered Nov 13, 2021 at 21:52

0 votes

Accepted

$y$ coordinate of given turning point on a curve is $10$

answered Nov 20, 2021 at 10:57

0 votes

Accepted

Can I define therefore using a syllogism?

answered Oct 16, 2022 at 10:07

0 votes

How is the definition of material implication derived from the definition of valid argument?

answered Nov 11, 2023 at 15:01

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22 Answers

Why can't $|x-2|$ be less than zero?

Is the meaning (semantics) of an arithmetic expression its value? Eg, is "$2$" the meaning of "$1+1$"?

How does $2^{(\log_4{x})}$ become $\sqrt[2]{x}$?

Subtleties of "unknown" vs. "variable"

Logic: Can we use rule of inferences to show logically equivalent?

Quantifiers in contrapositive of transitivity of "divide" relation

If we define $\mathrm{null}$ as nothing, is it correct to say $\emptyset = \{\mathrm{null}\}$?

Does the word "if" have a different meaning in mathematical writing than in everyday English?

Why does set-theoretic union and intersection operate on reverse logic?

Mirror graphs in straight lines

Horizontal Transformation on Linear Equation

A different definition of bi-conditional proposition

Set Membership Function and uniqueness question

How to use the Axiom of Extension to prove the equality of sets?

What happens when an element in the domain set has theoretically more than one image in the co-domain set?

If integration represents the area under a curve, why indefinite integrals gives a function.

Doubt interpreting meaning of $\forall$ and number belonging to set

How many Subsets does a Null set has? 2 or 1

Is this explanation of derivatives correct?

$y$ coordinate of given turning point on a curve is $10$

Can I define therefore using a syllogism?

How is the definition of material implication derived from the definition of valid argument?