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Elements in Space's user avatar
Elements in Space
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37 votes
Accepted

Name for diagonals of a matrix

14 votes

Is there a math function to find an element in a vector?

12 votes

Are there any other methods to apply to solving simultaneous equations?

6 votes

Proving commutativity of convolution $(f \ast g)(x) = (g \ast f)(x)$

5 votes
Accepted

Is my Fourier Series computation done correctly?

4 votes

Laplace transform of $x^a$

3 votes

How do you pronounce (partial) derivatives?

3 votes

What is $\Gamma(1+\Gamma(1+\Gamma(1+\dots)))$?

2 votes

How do you pronounce the symbol $'$ in $f'$?

2 votes

Solution to the ODE $\qquad2\frac{\mathrm dI(a)}{\mathrm da}+aI(a)=0$

2 votes

Proof of logical equivalence $(p\rightarrow q)\wedge(q\rightarrow r)\Leftrightarrow p\rightarrow (q\wedge r)$

2 votes

Physical meaning behind Frequency domain?

1 vote

What would be the shortest path between 2 points when there are objects obstructing the straight path?

1 vote
Accepted

Notation of derivative

1 vote

Simple predicate calculus

1 vote

Is there a definition or standard for the symbol $\pm$

1 vote

Is there any function where $f \circ f = f$ but $f(0) = 1$

1 vote

Laplace transform of a signal over t

1 vote

What is a "function defined on the real line"?

0 votes

What is the name of the region between two concentric arcs with the same central angle?

0 votes

Notation (Complex Analysis) function

0 votes

Problem With Sum

0 votes

Laplace transform of simple function

0 votes

Notation for elementwise matrix binary operations?

0 votes

Commutativity of convolutions implies $\int\limits_{-\infty}^\infty f(t)dt = \int\limits_{-\infty}^\infty f(t-a)dt$?

0 votes

"Negative" versus "Minus"

-1 votes

Finding the fraction $\frac{a^5+b^5+c^5+d^5}{a^6+b^6+c^6+d^6}$ when knowing the sums $a+b+c+d$ to $a^4+b^4+c^4+d^4$

-2 votes

Real numbers in math