oggsait

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12 years, 245 days

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These are questions asked by oggsait

How can I draw following piecewise closed function in  3-dimensional cartesian space

t:=piecewise(x>0 and y>0 and z>0,D124,x<0 and y<0 and z>0,D134,x<0 and y>0 and z<0,D123,x>0 and y<0 and z<0,D234); 

 


         max(-x + y + z, x - y + z, x + y - z) = 1 ,  0 < x and 0 < y and 0 < z
         max(-x - y - z, -x + y + z, x - y + z...

i want to adding new maple package file extension with .lib  .ind  .eps.

i didnt find where to copy this.

Hi everybody

my eq is,

eq:=diff(u(x,t),t)+diff(u(x,t),t$3)+diff(u(x,t),x$2)=0

my question is how to calculate  diff(eq,diff(u(x,t),t)) 

i set up maple 14 on win 7 64 bit,  maple 14  opens but codes don't  work. how can i solve this problem? 

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