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15
Math.TechQA.Club
2026-04-15 00:21:19
476
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Every $f : [a, b] → [a, b]$ has a fixed point where $f$ is continuous. Deduce the intermediate value theorem.
Published on
15 Apr 2026 - 0:21
#real-analysis
#banach-fixed-point
761
Views
Banach Contraction mapping of $\Phi(f)(x)=\int_0^x \frac{1}{1+f(t)^2}dt$ , find a fixed point.
Published on
15 Apr 2026 - 23:28
#integration
#analysis
#ordinary-differential-equations
#banach-fixed-point
59
Views
Solve using succesive approximation methods
Published on
11 Apr 2026 - 17:06
#approximation
#banach-fixed-point
74
Views
Contraction Banach theorem
Published on
12 Apr 2026 - 12:06
#multivariable-calculus
#normed-spaces
#banach-fixed-point
184
Views
Banach fixed-point theorem for a recursive functional equation
Published on
09 Apr 2026 - 21:40
#functional-analysis
#metric-spaces
#functional-equations
#fixed-point-theorems
#banach-fixed-point
1.9k
Views
Every 1-Lipschitz function in the closed unit ball has a fixed point
Published on
25 Mar 2026 - 19:51
#metric-spaces
#lipschitz-functions
#banach-fixed-point
62
Views
Banach Fixed Point Problem (Existence by showing contraction)
Published on
15 Apr 2026 - 10:56
#general-topology
#banach-fixed-point
125
Views
Complete a proof that $F(x,y)$ is contracting.
Published on
14 Apr 2026 - 3:08
#real-analysis
#multivariable-calculus
#fixed-point-theorems
#banach-fixed-point
338
Views
Problems with the Banach fixed point theorem
Published on
11 Apr 2026 - 23:58
#real-analysis
#analysis
#banach-fixed-point
176
Views
Finish a proof of existence and uniqueness for a nonlinear pde with initial conditions.
Published on
16 Apr 2026 - 11:07
#general-topology
#partial-differential-equations
#wave-equation
#banach-fixed-point
2.9k
Views
Completeness can be omitted from Banach Fixed Point Theorem?
Published on
12 Apr 2026 - 20:21
#real-analysis
#functional-analysis
#metric-spaces
#banach-fixed-point
89
Views
Changing the norm will affect a contraction?
Published on
11 Apr 2026 - 13:41
#real-analysis
#functional-analysis
#normed-spaces
#banach-fixed-point
#contraction-operator
193
Views
Example where Banach fix point theorem isn't valid
Published on
13 Apr 2026 - 6:20
#metric-spaces
#banach-fixed-point
223
Views
Applying Extreme Value Theorem to prove existence of unique fixed point
Published on
25 Mar 2026 - 19:58
#real-analysis
#banach-fixed-point
#extreme-value-theorem
481
Views
Exercise on the Banach fixed-point theorem
Published on
13 Apr 2026 - 0:20
#functions
#metric-spaces
#banach-fixed-point
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