solve - symbolic linear system solver

Calling Sequence

[x]=solve(A,b)

Parameters

• A,b,x : matrix (resp. vectors) of character strings

Description

solves A*x = b when A is an upper triangular matrix made of character strings.

Examples

A=['1','a';'0','2'];   //Upper triangular 
b=['x';'y'];
w=solve(A,b)
a=1;x=2;y=5;
evstr(w)
inv([1,1;0,2])*[2;5]
 

See Also

trianfml