Where does this equation come from?
742
How to prove Euler's formula: $e^{i\varphi}=\cos(\varphi) +i\sin(\varphi)$?
69187
What's my confusion with the chain rule? (Differentiating $x^x$)
41655
Simple equation for $x$ but getting no proof.
55188
Second order ODE - why the extra X for the solution?
158576
Derivation of the quadratic equation
152686
How to derive $E=mc^{2}$?
35445
Leibniz rule derivation
101315
What is the Hilbert curve's equation?!
114270
How do I solve this equation?
144515
Equation with high exponents
124662
Why do we believe the equation $ax+by+c=0$ represents a line?
79024
the derivation of E(X|X)
12648
Did I correctly derive this recurrence equation formula
153056
From where term $\left(\frac{1}{n}+\frac{1}{m}\right)$ came in estimated variance of $\bar x - \bar y$
129319
Weird "hidden answer" in $2\tan(2x)=3\text{cot}(x)$
61601
How does one derive these solutions to the cubic equation?
131315
What geometric object is given by this equation?