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#### Search: #### Rectform

Function: rectform (<expr>) Returns an expression `a + b %i` equivalent to <expr>, such that <a> and <b> are purely real. ```(%o1)                                true
(%i2) ```

### Related Examples

##### rectform

e:%e;

i:%i;

f(y):=1/(1-2^(1/2-yi));

Calculate

##### rectform

rectform((-1+%i)^7);

2^(7/2)*(%i/2);

Calculate

##### rectform-sqrt

z:((2*%i^224)*(sqrt(3...

z^15;

rectform(%);

Calculate

##### rectform

rectform((3+5*%I) / (...

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##### rectform

rectform((2+3*%i)/(1+...

rectform((-4+3*%i)/(-...

rectform((4*%i)/(2-%i));

Calculate

eq1:(a-x)/(b-x);

rectform([eq1]);

Calculate

##### rectform

result:-1+2*%i;

rectform(result^2+2*r...

Calculate

##### rectform

a: ((3-%i)*(1-4*%i))/...

rectform(a);

Calculate

##### rectform

rectform((x^2-1)/(x+%...

Calculate

##### rectform

h: 10000*s/(s^2+11000...

ft:h, s=2*%pi*f*%i;

rectform(ft);

Calculate 