9 years, 7 days

## Initial conditions for the Laplace equat...

Maple

Hello guys.
I want to solve Laplace's equation for a triangle plate, subject to the following boundary conditions:

For the contour y = x, u(x,y) =20

For the contour y = -x+2, u(x,y) =100

Regards,

Oliveira

## How to display the coordinate set of a g...

Maple

How to display the coordinate set that was used to create the following plot:

with(plots):

de := plot3d(y*sin(x), x = 0 .. 2*Pi, y = -2 .. 2)

Regards

Oliveira

## Triple integral with assumptions...

Maple 2020

In a physics problem, I came across the following triple integral:

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I tried to perform each integration separately, but got no result. Is there any transformation or procedure, that I am not aware of, to accomplish this task?
Grateful,
Oliveira

## Spacing between 2D Input and 2D Output c...

Maple 2020

How to change the distance (spacing) between 2D Input cells and 2D Output cells so that this procedure can be inserted into a style sheet and thus applied to multiple documents?

Regards

Oliveira

## Derivative with numerical method...

Maple 2019

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Using numerical methods, I cannot calculate the derivative of sd with respect to r at r = 2 and t = 4.

Oliveira.

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