# New post in Functions

## Definition of $C^1,$the vector space of continuously differentiable functions

September 18th, 2022

## Newtons method for finding reciprocal

September 18th, 2022

## $f(x,y)=\frac{x^3}{x^2+y^2}$ is not differentiable at $(0,0)$

September 18th, 2022

## Find domain of $\sin ^ {-1} [\log_2(\frac{x}{2})]$

September 18th, 2022

## If g(f(x)) is one-to-one (injective) show f(x) is also one-to-one (given that...)

September 18th, 2022

## What is an envelope of a function?

September 18th, 2022

## How can I show that a function is non-decreasing

September 18th, 2022

## Integrating Out

September 18th, 2022

## Is sqrt(x) a function? Does it matter if a domain is given?

September 18th, 2022

## Finding the points of disctontinuity of greatest integer function

September 18th, 2022

## Turning a Piecewise Function into a Single Continuous Expression

September 18th, 2022

## Function which is onto and not 1-1

September 18th, 2022

## Example of a bijection between two sets

September 18th, 2022

## Range of $\sin^2x-\sin x +1$

September 18th, 2022

## Is the variance of a convex function a convex function?

September 18th, 2022

## Onto and One-to-One of a 2 variable function

September 18th, 2022

## standard symbol for a continuous function on some range

September 18th, 2022

## Finding the Inverse of a Summation

September 18th, 2022

## What does Overlap two functions mean

September 18th, 2022

## Prove that f is a bijection

September 18th, 2022

## Proofs of Hyperbolic Functions

September 18th, 2022

## $4^x-4^{x-1}=24$ what is the value of $(2x)^x$?"

September 18th, 2022

## How to prove a relation is reflexive and transitive.

September 18th, 2022

## Showing $\lim_{(x,y) \to (0,0)} \sin (xy) / xy = 1$

September 18th, 2022

## Differentiation of a modulus function

September 18th, 2022

## Sums and products of bounded functions

September 18th, 2022

## Show that function is strictly monotone increasing

September 18th, 2022

## Find a function from values

September 18th, 2022

## Recurrences that cannot be solved by the master theorem

September 18th, 2022

## If a function has a inverse that is well defined is it a bijection

September 18th, 2022