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15
Math.TechQA.Club
2026-04-01 21:35:50
1.1k
Views
Least-squares fit of a nonlinear (polar) system
Published on
01 Apr 2026 - 21:35
#numerical-methods
#approximation
#regression
#least-squares
916
Views
Numerically stable evaluation of $x\ln(x)$
Published on
23 Mar 2026 - 3:51
#numerical-methods
#approximation
4.9k
Views
What is the function for a 'fractal sine wave'?
Published on
31 Mar 2026 - 6:46
#functions
#approximation
9.9k
Views
Find an approximate value of the sine of 61 degrees
Published on
04 Apr 2026 - 2:26
#calculus
#trigonometry
#approximation
532
Views
Trouble plotting Fourier Series in MATLAB
Published on
06 Apr 2026 - 15:44
#fourier-series
#graphing-functions
#approximation
#matlab
755
Views
Bootstrap approximation sample mean: skip the centering?
Published on
30 Mar 2026 - 7:10
#approximation
#central-limit-theorem
#means
92
Views
If $0.2349$ is approximated to $0.2299$, what is number of significant figures in such approximation?
Published on
19 Oct 2015 - 8:44
#numerical-methods
#approximation
#floating-point
3.8k
Views
Find sum of series $\sum _{ n=1 }^{ \infty }{ { (-1) }^{ n+1 }\left( \frac { n+2 }{ { n }^{ 5 } } \right) } $ correct to 3 decimal places.
Published on
21 Oct 2015 - 7:20
#sequences-and-series
#approximation
125
Views
Find $f\in L^2(0,1)$ with $\int_0^1 xf(x)dx = \langle x, f(x)\rangle = 1$ of minimal norm.
Published on
21 Oct 2015 - 14:49
#functional-analysis
#normed-spaces
#approximation
338
Views
approximate $\sum_{k=0}^n {n \choose k} k! n^{-k} \sim {\sqrt{\pi n}\over \sqrt{2}}$
Published on
02 Apr 2026 - 18:31
#combinatorics
#approximation
#factorial
#gamma-function
#binomial-theorem
156
Views
Approximate a value using Newton's method
Published on
28 Mar 2026 - 17:04
#calculus
#approximation
#newton-raphson
386
Views
Estimating error using Taylor Polynomial
Published on
23 Oct 2015 - 0:40
#calculus
#taylor-expansion
#approximation
1.4k
Views
Why polynomial interpolation is considered as better than others?
Published on
23 Oct 2015 - 7:36
#numerical-methods
#approximation
#interpolation
#approximation-theory
457
Views
Benefit of Padé approximation
Published on
23 Oct 2015 - 14:12
#matrices
#numerical-methods
#approximation
163
Views
Generalization of piece-wise linear functions over a metric space
Published on
29 Mar 2026 - 20:51
#functional-analysis
#metric-spaces
#approximation
#lipschitz-functions
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