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Real-analysis
New post in Real-analysis
Showing an infinite series of functions is differentiable
August 1st, 2022
real-analysis
Functions and derivatives with rational and irrational values at the integers
August 1st, 2022
calculus
real-analysis
Fundamental polygon
August 1st, 2022
general-topology
algebraic-topology
real-analysis
analysis
How I can imply that the supremum is in a set S?
September 1st, 2020
real-analysis
Is infinity well defined?
August 1st, 2022
limits
real-analysis
Radius and interval of convergence of the power series $\sum 2^{n^2}x^{n!}$?
June 16th, 2020
real-analysis
power-series
Finding Lipschitz constant for a matrix funcion
November 5th, 2020
real-analysis
linear-algebra
multivariable-calculus
calculus
Using induction to prove a formula for $\sin x+\sin 3x+\dots+\sin (2n-1)x$
August 1st, 2022
summation
proof-writing
induction
real-analysis
trigonometry
Parametric equations for the tractrix
October 12th, 2020
calculus
parametric
real-analysis
Prove that limit exists and is finite, sum of series, Cauchy.
September 23rd, 2020
sequences-and-series
real-analysis
limits
convergence-divergence
Proof of converge of alternating sequence.
September 16th, 2020
sequences-and-series
real-analysis
Limit inferior and limit superior proof
October 15th, 2020
real-analysis
limits
Lebesgue integral $\int_{(0, \infty)} \frac{\sin x}{x} dm$ doesn't exist but improper Riemann integral exists
November 6th, 2020
real-analysis
measure-theory
Relation between limit of functions and sequences
August 21st, 2020
calculus
real-analysis
sequences-and-series
Show that 1 is the supremum of $S = \{ x \epsilon R: x^2 < x \}$
October 2nd, 2020
real-analysis
proof-writing
Proof that the limit commutes with the integral when the sequence of continuous functions is uniformly continuous
July 9th, 2020
real-analysis
Use mathematical induction to prove Σ n,k=1 (1/k(k+1)) = (n/n+1) for all n in Natural numbers?
August 1st, 2022
real-analysis
calculus
complex-analysis
analysis
induction
Composition of functions is constant.
June 9th, 2020
real-analysis
functions
Prove a Set of Functions is Closed By proving the complement is open?
August 1st, 2022
functional-analysis
real-analysis
Using bernoulli's inequality to prove limit
June 15th, 2020
real-analysis
limits
How to prove indicator function, step function, and then for sequences of step functions?
July 29th, 2020
lebesgue-integral
proof-verification
real-analysis
Use Riemann integral to prove f is integrable on [a,b]
August 1st, 2022
real-analysis
integration
Prove that $1/x^2$ diverges to infinity as $ x\to 0$, but $1/x$ does not diverge to infinity as $x\to 0$.
March 5th, 2020
real-analysis
Proving Set bounded vs unbounded
February 8th, 2020
real-analysis
Calculating derivative of a radial function: am I doing it right?
January 9th, 2020
harmonic-analysis
real-analysis
solution-verification
Limit of Implicitly Defined Function
February 27th, 2020
real-analysis
limits
multivariable-calculus
implicit-function-theorem
Show that if the partial derivatives of f exist and are bounded near (0,0), then f is continuous at (0,0)
August 1st, 2022
real-analysis
partial-derivative
continuity
Metric on function space for Pointwise Convergence
August 1st, 2022
metric-spaces
convergence-divergence
general-topology
real-analysis
sequence-of-function
Sequence of continuous functions that converge pointwise to the Dirichlet function.
September 21st, 2020
real-analysis
convergence-divergence
Radial function derivative
January 9th, 2020
real-analysis
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