Mathcad Definition and 63 Threads

  1. B

    Quantum SHO Ladder Operator in Mathcad

    A Quantum I problem set asks me to graph the first 15 states of the simple harmonic oscillator. Our department uses mathcad heavily, so I think I should write a function that applies the ladder operator repeatedly to generate the wave function. I'm having trouble getting it to actually return a...
  2. N

    Help with Mathcad Rkadapt function

    Homework Statement I'm trying to use the rkadapt function in mathcad 13 but it's coming up in red and telling me 'This function cannot be used here'. Not really sure why because all the constants used have been defined above it and take sensible values. The values of x1 and x2 have been...
  3. T

    Solving Mathcad Programming Homework with Subroutines

    Homework Statement The actual question is [D]=a[A][B]-b[C]^T[C] Solve using subroutines programming, you can use built in mathcad functions to determine the size but you are not supposed to use it for the operations Homework Equations (I understand how to do it if we are aloud to use...
  4. N

    Can someone help with mathcad 13 not running

    My professor told us he wants all our work done in mathcad, so I buy the program, load it, get it activated, do my homework, and save. Today I try to load it to print it, and the darn program will not load. It gives me an hourglass for a few seconds, then the hourglass goes away and it never...
  5. J

    Trouble with Mathcad Programming: Need Help With Placeholder Error

    Am trying to locate forums for MAthcad programming but unable to find. I want to put the following statements in mathcad but am getting a "placeholder" befor the if statement.Please please help, what is the error? bill(usage):= |if (usage)=7 | Note, | indicates...
  6. L

    How to solve differential equtations in Mathcad

    Hi I would just like to know how you do that. Solve differential equtations in Mathcad.
  7. J

    Solving Linear Equations in Mathcad

    Does anyone know how to write a linear equation in Mathcad. Example 5.6=22x/(x+22) I am using an older version and it does not like the unknown variable.
  8. T

    Graphing 2D X-Y in MathCAD: Fixing Axis Scale Issues

    When graphing 2D X-Y in MathCAD there is an option to make the axis scale equal, but it doesn't seem to work like I want it. If the axis scales are equal, then the grid should always make perfect squares, but it doesn't. Especially if you start dragging the sides of the graph window. How can...
  9. J

    About Beakmans motor. design equation B, I, N, calculations or mathcad file?

    I built a Beakman motor and works good. But Iwonder how to calculate : -Magnetic Induction B(Teslas)? -Current I(amperes)? -Voltage V ( volts) Data: N= 5 turns D=9 milimeters( 38 AWG copper wire) V=1.4 Volts B= ...? (May be 0.1 tesla)...small Headphones magnet If any guy have a pc...
  10. S

    Which math program is better: Mathamatics or MathCad?

    Of of these fine programs are avaible to me via my school. I'm looking for a the better program. Fromw hat i see I think mathamatic is better, but i wanted to get some imputs in here. Thanks
  11. T

    Solving Mathcad Plot Problem for Yield Simulation Project

    As part of a yield simulation project, I have created a datasheet in Mathcad to calculate the principal stresses acting on a tested sample. Due to the fact I have only recently started to use Mathcad (and would like to use it more), I am having trouble plotting a yield locus using its graph...
  12. J

    Defining a Four Vector in Mathcad

    How can you define a four vector in mathcad? Bascially, I want to adjust the vector (mutiplying by arbitary constants if necessary): I = \left(\begin{array}{c}cdt\\dx\\dy\\dz\end{array}\right) such that: |I|^2 = c^2dt^2 - dx^2 - dy^2 - dz^2
  13. E

    MATLAB Mathcad vs MATLAB vs Maple vs Mathematica

    What are the advantages and disadvantages of MATHCAD, MATLAB, maple and mathematica? Which one do you use, and why?
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