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19 bytes added ,  12:03, 6 April 2018
Line 160: Line 160:  
  ##
 
  ##
 
  syms y(x)  
 
  syms y(x)  
  de =diff(y, 3 ) +sqrt(2)*diff(y,2) + diff(y) == 0;
+
sqrt2=sym(1.41421);
 +
  de =diff(y, 3 ) +sqrt2*diff(y,2) + diff(y) == 0;
 
  f = dsolve(de, y(0) == 0, diff(y,1)(0) == 0 , diff(y,2)(0) == 1)
 
  f = dsolve(de, y(0) == 0, diff(y,1)(0) == 0 , diff(y,2)(0) == 1)
 
  ff=function_handle(rhs(f))
 
  ff=function_handle(rhs(f))
17

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