 | 1 | initial version |
Hi, I've got this two functions:
psi=function('psi',t)
psi_d=function('psi_d',t)
psi=(sin(delta(t))*v(t))/(l*cos(delta(t)))
psi_d=diff(psi)
but it says No differentiation variable specified how can I derivate psi? Please someone help me it's driving me crazy since yesterday!
Thank you very much
| | 2 | retagged |
Hi, I've got this two functions:
psi=function('psi',t)
psi_d=function('psi_d',t)
psi=(sin(delta(t))*v(t))/(l*cos(delta(t)))
psi_d=diff(psi)
but it says No differentiation variable specified how can I derivate psi? Please someone help me it's driving me crazy since yesterday!
Thank you very much
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