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Ryder Rude's user avatar
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Ryder Rude
  • Member for 6 years, 11 months
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13 votes
1 answer
667 views

When is it allowed to do operations like 'differentiating both sides', 'integrating both sides'?

9 votes
3 answers
756 views

What is the usefulness of classification into Transcedental and Algebraic numbers?

8 votes
3 answers
1k views

What is the benefit of defining a positive norm for vectors?

6 votes
2 answers
420 views

In what sense does the Laplace Transform give components of a signal in something called the 's-domain'?

4 votes
2 answers
216 views

Assuming the falsity of continuum hypothesis is added as an axiom, how do we produce sets with cardinality in-between $\Bbb N$ and $\Bbb R$?

4 votes
1 answer
317 views

What is the mathematical definition of "standard arithmetic/standard natural numbers"?

4 votes
1 answer
147 views

Generalisation of the idea of decomposition into even and odd functions

3 votes
1 answer
396 views

How do mathematicians know if they are extending the theory of natural numbers in the right direction?

3 votes
0 answers
374 views

Riemann hypothesis cannot be proved to be unprovable?

3 votes
1 answer
418 views

Proof of consistency of propositional logic

3 votes
3 answers
927 views

Expected value and Gambler's fallacy

3 votes
1 answer
68 views

Let $H(e^{iw})=iw$. Use this to calculate a related sum $\sum_{1}^{\infty} \frac{1}{n^2}$

3 votes
0 answers
215 views

Help me see the connection between exponential functions and quadratic curves

3 votes
1 answer
98 views

How do summations/integrals like Fourier, Laplace, z-transforms preserve all the information about the original signal?

3 votes
2 answers
5k views

Differentiability of $\frac{xy^2(x+iy)}{x^2+y^4}$ at 0

3 votes
2 answers
233 views

Resolution of a rotation

2 votes
2 answers
2k views

Are Stock Market graphs differentiable?

2 votes
2 answers
511 views

How do we change the basis of a function?

2 votes
0 answers
424 views

How to get from discrete Fourier transform formulas to the continuous ones?

2 votes
1 answer
113 views

Which of these would be the better strategy to answer questions on this test?

2 votes
2 answers
130 views

In how many tosses of a fair coin, the probability that 100 heads in a row has happened exactly once is $\approx 1$?

2 votes
1 answer
231 views

Is my interpretation of quaternions correct?

2 votes
2 answers
116 views

Calculate $\sum_\limits{n=-\infty}^{\infty} \left(\frac{\sin(w_0n)}{\pi n}\right)^4$ where $w_0<\frac{\pi}{2}$

2 votes
1 answer
33 views

What causes the distinction between a general low probability thing happening and a pre-determined low probability thing happening?

2 votes
1 answer
294 views

Is Taylor Series changing from an uncountable basis to a countable basis?

2 votes
2 answers
3k views

What do these commutator identities have to do with the product rule for derivatives?

2 votes
2 answers
56 views

Are predicates like $P(x)$ functions of $x$?

2 votes
0 answers
77 views

Are all (computable) transcendental numbers zeros of infinite polynomials?

2 votes
1 answer
211 views

What if "ZFC +CH is false" has no set universe which interprets it as true?

2 votes
1 answer
129 views

Technically, we can use matrices in non-orthonormal basis, right?