Curve Fitting
I am trying to fit data to a logistic curve as shown in the attached file. However, "lgsfit" will not converge to an acceptable solution. When I plot the function that is returned, it is a very poor...
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Displaying values in an equation
Hi! I am new at using PTC products, including PTC Mathcad.Few hours ago, I downloaded and installed Mathcad Prime 2.0, trial version, and of course I ended up with a problem.In fact, maybe it isn't a...
View ArticleMathcad 14 List Box Output
Hello all, I am relatively new to Mathcad 14. The problem I am having is with List Boxes. In the attached document, you can see two list boxes. The second reads the output from the first and displays a...
View Articleexpression received in mathcad is possible to tran
Whether expression received in mathcad is possible to transform to expression which possible to insert in other editor for example Visual Basic?
View ArticleBorder
Hi, Is there a way to adjust the marges of a border around a math region. When I select show border in the property dialogue box, the border are so close to the content of the region that it touch it....
View ArticleLinear Interpolation and Extrapolation
I am still new in mathcad and I am wondering if there is a way to get around the fact that linterp(vx,vy,x) cannot use arrays with a different number of elements? For example, three pairs of points but...
View ArticleHighlight Region
hi. when i go to highlight a region the default color is yellow. is there a way to change this default? thanks.
View ArticleMicrosoft Visual C++ Runtime Library Error
Hi,I have problems to start Mathcat 14.020. I'll always receive the error message from Microsoft Visual C++ Runtime Library: Runtime Error ! in program C.\...\...\mathcad.exeI've installed the 30 days...
View ArticleAn unknown runtime error occurred. Exiting
I have several linked Mathcad 14 files that were working fine yesterday. But to day I get the following messages in all the files with referenced worksheets with the exception of one.An unknown runtime...
View ArticleMatrix to vector (M2V)
Could someone help me to with drafting a simple short function that would be able to transform a large matrix into a vector - say M2V function. I need one M2V function for transforming matrix rows (row...
View ArticleExcel Components and Functions (Embedded & WRITEEXCEL)
Mainly a question for Tom Gutman, but other members can chip in if they know the answer. There are 2 functions in the attached worksheet both supplied by Tom. The First function uses a textbox to write...
View ArticlePTC Mathcad Forum: So why am I RichMesseder and not Rich Messeder
...despite my repeated efforts to change my display name? And why, when I visit the dialog to change my display name, the current one is not displayed? ~R~
View ArticleLinear Interpolation and Extrapolation
I am still new in mathcad and I am wondering if there is a way to get around the fact that linterp(vx,vy,x) cannot use arrays with a different number of elements? For example, three pairs of points but...
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Cylinder under external load
I am currently having trouble designing a reel winder in work, picture included below to help with the explanation. If you can imagine the wire coming off the bottom of the barrel and attached to a...
View ArticleMathcad marathon calculator
Hi marathoners, For all of you interested in long distance running. Attached is a Mathcad marathon calculator. You input your age, weight, resting heart rate and race distance; it calculates the...
View Articleadding single line to a vector/matrix
Hello!I have a simple, but rather interesting question here: does anybody know, how to simply extend a vector (or matrix) with a single element (or line). Whenever I came to the point of adding one...
View ArticleIrregular grids
Not sure if this is the right forum - butI have a set of data from thermocouple positions and I want to poduce a contour plot. The thermocouples were are not in a regular grid. In effect they are on a...
View Articledelete account
i'm sorry, that i write here. but i don't know how to help myself: i want to delete my account and have no idea how. can you help me please?thx
View Articledecimeter
I have kind of lost track on what I have been doing to the unit system and what Mathsoft has done. At the moment I can't figure out who at some point has added decimeter to the system (it isn't present...
View ArticleMicrosoft Visual C++ Runtime Library Error
Hi,I have problems to start Mathcat 14.020. I'll always receive the error message from Microsoft Visual C++ Runtime Library: Runtime Error ! in program C.\...\...\mathcad.exeI've installed the 30 days...
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