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These are questions asked by panke

Why this event dose'nt work ?
S(t) is a state , a parameter
dsolve(...,numeric,events = [[[s(t), a*arcsinh(2/a) < s(t)], halt]]);

How can I run Maple Script ,hold it and continue to run it ?
Somethink like Matlab pause statment

Tank you

I have this maple code:
I want to change

back to α. How can i do it ? (it don't work with unprotect)



I do the numerical simulation with

lp:=dsolve(....,type = numeric, range = ta .. te)

The simulation stop at t=te .

I want to stop the simulation when e.g. x(t) < 0

How can i do it ?


I use
p1 := odeplot(lp1,....)

new parameter

p2 := odeplot(lp2,....)

display([p1, p2], legend = ["step", "impulse"])

anf get the error


Error, (in plots:-display) display does not accept the legend option





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