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# Tag Info

### Finding total derivative of a multivariate function in Maple

You have this function: $$f = f(x,y,t)$$ so: $$df = \frac{\partial f}{\partial x} dx + \frac{\partial f}{\partial y} dy + \frac{\partial f}{\partial t} dt$$ or:  \frac{df}{dt} = \frac{\partial f}...
Accepted

### How to deal with big numbers in intermediate calculations?

I think there's a simple way to do this. You have a rational function of identical cosh/sinh terms, where every expression is a homogeneous polynomial in cosh/sinh, and the only problem is that these ...
• 11.5k

### Symbolic convex analysis toolkit for Maple

A working link is provided in this site: http://vaopt.math.uni-goettingen.de/software.php
• 121

### How to deal with big numbers in intermediate calculations?

If you do not want to (or just can't) juggle with the expression, just use the multiprecision library of your choice. Below an example with Boost.Multiprecision in C++. This has the invaluable ...
• 465
1 vote
Accepted

### How to Collect fraction in Maple 18?

> f:=x/3+y/3+z/3; > desired_factor:=1/3; > (desired_factor)*map(t->t/desired_factor,f); does what you want (but with parentheses around the 1/3)
• 2,242
1 vote
Accepted

### How to increase precision of Gauss-Legendre Quadrature in MAPLE?

evalf evaluates using floating-point arithmetic. Increase the floating-point precision by modifying the built-in parameter Digits using the command Digits:=n.
• 126
1 vote

### Solving Time dependent Schrodinger equation using MATLAB ode45

Possibly this is what you want? ...
• 6,229
1 vote

### Defining Cauchy principal value in MATLAB (or Scilab/Maple)?

You can do it in maple like this. First you need to specifiy the lower and upper limits. a, b, and ...
• 136

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