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trungkstn

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15 years, 318 days
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These are questions asked by trungkstn

How to do with piecewise...

trungkstn 52 Maple
April 17 2010
3 2

I have 2 question

1. the first question

how to simple expression below

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is new form 


Help with Dirac(x-10) with t...

trungkstn 52 Maple
April 15 2010
0 0

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Help me, thank a lot

Help with int(Dirac)...

trungkstn 52 Maple
April 15 2010
1 0

> R := 1000*Dirac(x-10):

int(R, x = 0 .. 10);

500

we have result to be 500

I define a function of time t and variable x

> p := piecewise(0 <= t and x < 10, R, 10 <= t and t < 20, 0):

int(p, x = 0 .. 10);

 

Delete Implement of a Vector...

trungkstn 52 Maple
October 10 2009
2 1
<p>Delete Implement of a Vector</p>
<p>example I have a vector </p>
<p>A:=<1,2,3,4,5>;</p>
<p>How to operate to give a vector have form</p>
<p>A:=<1,2,3,4>; or A:=<1,2,3>;</p>

Get implements of Christoffel...

trungkstn 52 Maple
array
September 24 2009
1 0

Hi pro, When i use " maple help " in Maple version 12, I care Christoffel command but I have a question for assistant.

Example (I copy and paste from Maple 12 help):

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