Integration using Euler's formula: Difference between revisions

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the sign was wrong, we get a minus sign upon multiplying with the conjugate
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<math>=\mathrm{Re}\{ \frac{1}{1+i}\ e^{(1+i)x} \}</math>
 
<math>=\mathrm{Re}\{ (\frac{1}{2}\ +- i\frac{1}{2}\ )e^x(\cos x +i\sin x) \}</math>
 
=Re 1/2*exp(x)*cos(x)+1/2*i*exp(x)*sin(x)-1/2*i*exp(x)*cos(x)+1/2*exp(x)*sin(x)