Talk:Short projects: Difference between revisions
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→c2d suggestion
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(control toolbox), this would be very simple to implement as a new choice (now basic choices are bilinear, ZOH I think). | (control toolbox), this would be very simple to implement as a new choice (now basic choices are bilinear, ZOH I think). | ||
Al-Alaoui has introduced a variant of the bilinear/Tustin as follows: | Al-Alaoui has introduced a variant of the bilinear/Tustin as follows: | ||
:<math>s = \frac{2(z-1)}{T(z | :<math>s = \frac{2(z-1)}{T(z(1+q)+(1-q))}</math>\where 0<=q=<1 | ||
The variant just has the additional | The variant just has the additional parts (1+q), (1-q). | ||
It would be useful to have an additional call option as follows. | It would be useful to have an additional call option as follows. | ||
Now it's c2d(sys,T,opt) eg Hz=c2d(sys,0.5,'bi') | Now it's c2d(sys,T,opt) eg Hz=c2d(sys,0.5,'bi') | ||
new call would be Hz=c2d(sys,0.5,'alal',0.75) where the last parameter is the "q" seen above. Or could be 'bi2' or whatever. | new call would be Hz=c2d(sys,0.5,'alal',0.75) where the last parameter is the "q" seen above. Or could be 'bi2' or whatever. | ||
Thanks ... | Thanks ... | ||