### Author Topic: 3.1 Heaviside step function  (Read 617 times)

#### SelinaW

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##### 3.1 Heaviside step function
« on: February 09, 2021, 04:00:59 AM »
I believe as t->0+ and x>0, the integral I marked in red should be sqrt(pi), then U(x, t) should be 1/2. I do not know how we get 1.

#### Victor Ivrii

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##### Re: 3.1 Heaviside step function
« Reply #1 on: February 09, 2021, 05:11:06 AM »
Everything is correct. You need to look carefully at limits in the integrals