Explain math tasks
Why is the error function defined as it is?

Definition and Usage The math.erf () method returns the error function of a number. This method accepts a value between - inf and + inf, and returns a value between - 1 to + 1. Syntax math.erf (

Obtain detailed step-by-step solutions

Looking for a way to get detailed step-by-step solutions to your math problems? Check out our website for a wide variety of solutions to fit your needs.


Looking for a little arithmetic help? Check out our online resources for a great way to brush up on your skills.

Get help from expert tutors

Math is all about finding the right answer, and sometimes that means deciding which equation to use.

Client Stories

You should get it. It's not for cheating, surprisingly easy, and helps explain the answer. It could scan a bad handwriting but I found that It cant solve some problems or cant draw some graph ex: an oval graph from elliptic equation.

Doug Bass

It is a total lifesaver for students. I would recommend to lots of friends. I love that it is in a text format but you can still take pictures of the equation and also say them through the microphone setting. Actually saved my skin on my math final, it's is amazing and helpful but sadly if u want full explanation u need to pay with money.

Roger Nelson

It helps to understand any sum step by step and helps a lot. But ofc if you want the math explained you need to pay. With This app I can easily take a picture of the complex question on the text book, then it will break the answer into multiple steps, and explain the details.

Salvador Nichols

x^{2}}\operatorname {erfcx} x,\end{aligned}}}

Definition. The error function erf (X) is twice the integral of the Gaussian distribution with 0 mean and variance of . The complementary error function erfc (X) is defined as. The scaled

Get arithmetic help online

Decide mathematic equations

Passing Grade

Do mathematic equations

Decide math equations

Error Function Calculator

ERF (truck manufacturer), a former British truck manufacturer Mathematics [ edit] Error function, erf Exponential response formula Science and technology [ edit] ERF (gene), coding for ETS

Error Function: Simple Definition, Table of Values

Short answer IIRC: erf(x) is defined for some random variable that is normally distributed with mean 0 and variance 1/2. The variance is the square of the standard deviation.

More ways to get app

Determine math equationsPre-calculus
Clear up mathematic question