Thanks all for the replies.
Define range in mathcad.
Define a math region 33.
Predefining the input and output expressions cell ranges creo parametric.
The help center provides information about the capabilities and features of ptc mathcad prime.
To define a variable by a result from the equal sign.
Looks like i need to give a little background.
I am trying to create a blank matrix of elements based on the number of rows of items i have but the number of rows is not a constant from one design to the next.
To define an arbitrary range variable type an equation of this form.
Consider running a summation over 1 million values this would force the summation to physically occupy 1 million floating point memory locations while the range variable would occupy less than 3 data locations plus a small amount of program.
You define a function in much the same way you define a variable.
The name goes on the left a goes in the middle and an expression goes on the right.
An array subscript allows mathcad to display the value of a particular element in an array.
Mathcad permits range variables with values ranging from any value to any other value using any constant increment or decrement.
Brent maxfield in essential mathcad for engineering science and math second edition 2009.
To graph a function over a range as shown in figure 20 2 do the following.
You can use any valid mathcad name for instructions on defining a range variable.
Moreover i suspect that vectorizing range variables will totally kill what little speed mathcad has.
An array subscript is not part of the variable name.
I want to complain.
Define a text region 34.
The range variable need not be called x.
It is used to refer to a single element in the array.
Unlike a variable the value of a function depends on the values of its arguments.
To clarify the values of n h are totally independent and do not depend on the number of rows i e my range variable.
In mathcad 15 if i want to convert a non integer range variable to a vector i can use several techniques including this.
Yqu can also define your own functions in mathcad.
When you want to set the variable range or do some simply calculation of your homework or design click on the calculator or arithmetic button or from the menu select.
Define a range variable such as x that ranges over the values you want to graph.
Order of calculation.
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If you have a range variable say i 0 10 you can create the vector x with values 0 to 10 simply by x i i where the symbol provides a subscript in mathcad it s a pity the text formatting in these posts doesn t allow subscripts given the frequency with which they re used in mathcad.
However in prime 3 1 all i get is this.
