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15
Math.TechQA.Club
2026-04-30 04:00:30
199
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How to find the subgradient of $x \mapsto \max \left( (x+1)^2, (x-3)^2 \right) $ at $x=1$?
Published on
30 Apr 2026 - 4:00
#optimization
#convex-optimization
#subgradient
#non-smooth-analysis
#non-smooth-optimization
93
Views
Subdifferential of $f(x) = |c^{T} x|$
Published on
14 Apr 2026 - 21:44
#solution-verification
#convex-analysis
#subgradient
#non-smooth-analysis
113
Views
Find a subgradient of a real function
Published on
16 Apr 2026 - 7:26
#convex-analysis
#subgradient
#non-smooth-analysis
152
Views
Calculate the subgradient at $\pm \sqrt{2}$ for $1/2 x^2$
Published on
13 Apr 2026 - 17:00
#analysis
#derivatives
#subgradient
#non-smooth-analysis
99
Views
Double derivative of piecewise continuous function
Published on
10 Apr 2026 - 21:32
#derivatives
#chain-rule
#piecewise-continuity
#non-smooth-analysis
302
Views
Evaluating $\mathrm{\int_0^1 ?(x)dx}$
Published on
14 Apr 2026 - 5:11
#definite-integrals
#recreational-mathematics
#continued-fractions
#constants
#non-smooth-analysis
72
Views
How to find a subdifferential of $(x_1, x_2) \mapsto |x_1 + x_2| + |x_1 - x_2|$?
Published on
16 Apr 2026 - 23:50
#subgradient
#non-smooth-analysis
57
Views
Some basic subdifferential computations
Published on
04 May 2026 - 20:10
#calculus
#convex-analysis
#convex-optimization
#non-smooth-analysis
#non-smooth-optimization
397
Views
Calculate subdifferential of a function
Published on
10 Apr 2026 - 23:21
#multivariable-calculus
#convex-analysis
#subgradient
#non-smooth-analysis
242
Views
Prove that (Clarke's) generalized directional derivative for locally Lipschitz function is subadditive
Published on
11 Apr 2026 - 0:10
#real-analysis
#convex-analysis
#lipschitz-functions
#non-convex-optimization
#non-smooth-analysis
1.4k
Views
Find the subdifferential for $\max\left(x^2,|x|\right)$
Published on
16 Apr 2026 - 10:53
#convex-analysis
#subgradient
#non-smooth-analysis
363
Views
Lower bound of a strongly convex function
Published on
11 Apr 2026 - 14:59
#convex-analysis
#non-smooth-analysis
26
Views
Continuity property of sub-differentials
Published on
16 Apr 2026 - 4:52
#sequences-and-series
#convex-analysis
#subgradient
#non-smooth-analysis
498
Views
Can L-smooth (L>0) convex function to be non-differentiable?
Published on
13 Apr 2026 - 18:22
#convex-analysis
#non-smooth-analysis
85
Views
Subgradient everywhere terminology
Published on
14 Apr 2026 - 3:38
#convex-analysis
#subgradient
#non-smooth-analysis
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