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## Main Question or Discussion Point

Hey

This is from Numerical analysis course (Legendre polynom) - they gave us the polynomial transformation from [-1,1] to [a,b] as: x = 2/(b-a) * z - (b+a)/(b-a)

what is the proof of this tranformation? where did it come from?

thanks

This is from Numerical analysis course (Legendre polynom) - they gave us the polynomial transformation from [-1,1] to [a,b] as: x = 2/(b-a) * z - (b+a)/(b-a)

what is the proof of this tranformation? where did it come from?

thanks