Definition of closed-form analytical solution
8558
What does a "closed-form solution" mean?
22933
Closed-form solution for the determinant of a Vandermonde-like matrix
145835
Closed form for CRT solution using Euler $\phi\,$ (totient)
140009
Show complex solutions exist
70390
is there a closed form expression for the following matrix infinite series
125981
Closed-Form Solution to Infinite Sum
10357
Do harmonic numbers have a “closed-form” expression?
135218
Closed Form for Factorial Sum
39659
Is there a closed formula for this summation?
55306
Closed-loop function question
140017
Is there an analytic solution for the equation $\log_{2}{x}+\log_{3}{x}+\log_{4}{x}=1$?
157972
Find a closed form expression for $\sum\limits_{i=0}^{\infty} i^2\cdot x^i$
87479
Closed form for $\sum_{k=0}^{n-p}\binom{n}{k}\binom{n}{p+k}$
128608
Closed form for the series $a+a^p+(a^p)^p+\dots$
92754
Closed form for the series: $\sum_{n=1}^{\infty}x^{n^2}$
21094
When is logistic regression solved in closed form?
29250
obtain a three-term asymptotic solution