How can i transform a symbolic variable to numbers?
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masoud jiryaei
am 4 Sep. 2019
Kommentiert: madhan ravi
am 4 Sep. 2019
I have a matrix in symbolic variable : A=[1 2 3 ; 4 5 6 ;7 8 9]
now I want to transform it to the numerics (a real matrix).
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madhan ravi
am 4 Sep. 2019
Use subs() and then use double()
doc subs
doc double
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madhan ravi
am 4 Sep. 2019
syms x y % an example
A = [x+2, 2+y; 3*x*y, 4*y^2]
v = [2,3]
subs(A,{x,y},{v(1),v(2)}) % here's what happens is that x symbolic variable is substituted with 2 and 3 for y
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