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15
Math.TechQA.Club
2023-05-03 11:53:53
91
Views
Bound for Fourier coefficient of a $C^1$ but not $C^2$ function
Published on
03 May 2023 - 11:53
#fourier-analysis
#fourier-series
#upper-lower-bounds
22
Views
How to prove or disprove the boundedness of the variable $y$?
Published on
04 May 2023 - 17:19
#upper-lower-bounds
116
Views
Bounds on the quadratic forms of a matrix using eigenvalues
Published on
30 Mar 2026 - 2:05
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#quadratic-forms
#upper-lower-bounds
133
Views
Different bounds for truncation error in linear interpolation
Published on
23 Feb 2026 - 4:50
#real-analysis
#numerical-methods
#upper-lower-bounds
#lagrange-interpolation
#truncation-error
73
Views
Prove that $\log_+ \frac{a}{b} \le \log(1 + a) + 1/b$
Published on
07 May 2023 - 17:09
#real-analysis
#inequality
#upper-lower-bounds
123
Views
Using $\exp(-At)$ to approximate $(I-A)^t$
Published on
27 Mar 2026 - 14:21
#linear-algebra
#matrices
#upper-lower-bounds
#matrix-exponential
153
Views
Balls and Bins probability
Published on
26 Mar 2026 - 17:51
#probability
#upper-lower-bounds
#balls-in-bins
110
Views
Bounding error of approximating $(I-A)^t$ with $\exp(-At)$ for large $t$
Published on
27 Mar 2026 - 14:28
#linear-algebra
#matrices
#upper-lower-bounds
#matrix-exponential
51
Views
Bound the sum $\sum_{n=1, n \neq x}^{\infty} |a_n|(\frac{x}{n})^c \min (1, \frac{1}{R|\log \frac{x}{n}|}) $
Published on
08 May 2023 - 14:19
#summation
#analytic-number-theory
#upper-lower-bounds
28
Views
Bound the gradient of a smooth function $\nabla_y \Omega(y/|y|)$
Published on
09 May 2023 - 13:13
#real-analysis
#functional-analysis
#inequality
#upper-lower-bounds
#chain-rule
289
Views
Finding the area surrounded by a part of the implicit equation $\sin (y^x) = \cos (x^y)$
Published on
23 Feb 2026 - 12:06
#integration
#definite-integrals
#upper-lower-bounds
#implicit-differentiation
#implicit-function
44
Views
If $|f(x)|\le \frac{1}{(1+|x|^2)^{\alpha/2}}$, why is true that $\|\nabla f\|_{\infty} \le c?$
Published on
10 May 2023 - 4:29
#real-analysis
#calculus
#analysis
#upper-lower-bounds
47
Views
Upper bounding simple infinite sum
Published on
10 May 2023 - 21:15
#sequences-and-series
#inequality
#summation
#upper-lower-bounds
16
Views
Tightening error bounds backwards through multiplication operation
Published on
10 Mar 2026 - 5:31
#limits
#inverse
#upper-lower-bounds
#error-propagation
#inverse-problems
30
Views
Approximation error upper bound for variable derived through geometric mean
Published on
27 Mar 2026 - 16:26
#approximation
#upper-lower-bounds
#geometric-series
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