Hello everyone, how can this error be corrected

pde.mw

Thanks.

Hello maple experts,

please is there any other way of solving this problem Wht.mw

Some complained that the graphs do not satisfy the boundary conditions smoothly.

Thanks.

Hello,

the attached code return error for  this values [0, 0.2, 0.4, 0.6] but work perfectly for this [0.2, 0.4, 0.6, 0.8]. I want it to start from 0 value. How do i correct the error? See the worksheet here com.mw

Thanks.

Hello everybody,

I'm trying to solve two ODEs analytically but it returns this 'Warning, it is required that the numerator of the given ODE depends on the highest derivative. Returning NULL'. See the worksheet Parallel_flow.mw

Thanks.

Hello everyone,

How can unknown values in boundary conditions of system ODEs be determine by using shooting technique. See the work sheet here Sht.mw

Thanks.