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Difference between Array
HI, I just need some help to simplify Hz in a simple mathematical program.
View ArticleIssue with calc
Hi I have attached an mcdx file. I don't understand what the issue is when lambda*c is raised to the power of e. Please let me know a work around for this problem. Sriprakash
View ArticleProgramming nested array with variable size
Hi I'm calculating (programming) with nested arrays (MC15). I do two for loops, where the first is fixed in size, but the one inside this is dependent on the size of the nested parts in the array I use...
View ArticleProblem with a given-find solve block for anaerobic digestion modelling in...
Hello, dear community!I am trying to find the problem with the resolution of these equations. They correspond to mass balances in CSTRs and a charge balance to determine pH. See attached spreadsheet....
View Articlesimple help with mathcad file
I am having difficulty with opening the attached file with my version of mathcad could some please open the attached file and print contents as pdf? Thanks
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Mathcad Prime coding issue
Hello, I am new to Mathcad and am getting the error "unable to form derivative matrix" when using OdeSolve. I think I may not be able to use OdeSolve inline like I am doing, so I tried putting it...
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Not return Value when using integral in MathCad Prime!!
Hi Every oneCan any body Help me about this problem?I Have Attached main file which is done by MathCad Prime 4.0 This is distributed load on a simple support beam and "V" and "M" are shear and moment,...
View ArticleProblem with coding.
Hi everybody, I am new in coding with the Mathcad. I am trying to code a model related to civil engineering (geotechnical engineering), but I have faced several problems. I think the problem is not...
View ArticleExport data
Hello, I am using Prime 3.0. I want to export data from a trace in a plot into Excel. How can I do this?I can see one can import data from Excel, but what about exporting from Mathcad to Excel? Thanks...
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Intermittent File Save Issues on Network
We have a large number of installed users that use Mathcad 15 on a regular basis. Just recently, a few have been noticing that selecting File|Save from the main menu is NOT saving the updates to their...
View ArticleSolve Block for 3 eq'ns 2 unknowns for vector inputs
I have some data that I am reading into a worksheet. For each line of data, I would like to solve for 3 unknowns. I have three equations so that should work. I have checked the equations within the...
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RKfixed Help
Hey guys, I am attempting to solve a complex problem with rkfixed. At the bottom of my sheet is where you will find the function. I have my ODE defined with the variable "D", and when I run rkfixed...
View Article"30 years of continuous development"
A direct quote from the current tweet about the Digital Engineering editorial: "PTC Mathcad Prime engineering math software has 30-something years of continuous development and field use that has honed...
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Mathcad 3.1 Prime and 4.0 help
I am trying to install Prime 3.1 on my new laptop. I already have a license for 3.1 but it is on my old computer. I currently only have the 30 day free trial of 4.0 on my new laptop but that will...
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reset toolbar
How do I reset my toolbar positions? when I undock my laptop my toolbars are no longer on screen how do I get them back?
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using vlookup to find a value that is equal to or greater than a value
I need to find a way to use a vlookup function to find a value that is equal to, or greater than, a value. I have a value that dictates the use of a certain size of a device. The device size can be...
View ArticleMissing data in eigenvalue problem
Hello, i have built a code for determining the eigenvalues for a vibration problem and plotted them. But there is something that i couldn't understand. There is no a value for eigenvalue-1 for s...
View ArticleLogic based results
Hi I'm a novice with Mathcad. Attached is a Mathcad file Ive been working on. If you scroll to the end of the file you will notice that there is ratio called Mp/Mn. I want to program this in such a way...
View ArticleMathcad Prime 4.0 still not so prime
So I am going to air my frustrations - When is PTC going to give two sihts about Mathcad? They just came out with 4.0 and it ***** as bad as it has since 1.0 - why don't they just listen to the people...
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License file does not support this version?
Just purchased the student version, and the licence is not being reconized. I have done the license acquisition, and this licence file was emailed to me. Any ideas of what im doing wrong?
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