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1-Visitor
April 23, 2015
Solved

Doesn't calculate

  • April 23, 2015
  • 3 replies
  • 2990 views

Hello,

I have problem with calculation when I use explicit: it doesn't give me result. Please see picture in attachment or mcd file.

Thank you

Best answer by RichardJ

Download and install the latest version: http://www.ptc.com/product/mathcad/free-trial/thank-you

3 replies

23-Emerald IV
April 23, 2015

Jan,

it is weird that you should get '500 m m2' as your first answer for d. It should be '500 m3' instead, it is calculated by the numeric processor and that processor is unit-aware.

Another weird thing is that on your second definition of d, c and b appear to be unknown (marked red).

The 'explicit' operator is meant for the symbolic processor, to show the calculation in steps. Be aware that the symbolic processor may not be aware of units: it sees 'm' not as a unit, but as a symbol just like a, b and c.

What happens if you type 'd=' below the last expression?

What version of Mathcad do you use?

Luc

19-Tanzanite
April 23, 2015

it is weird that you should get '500 m m2' as your first answer for d

It's because m^2 was typed into the units placeholder. Without that it will display L (liters).

19-Tanzanite
April 23, 2015

It works fine for me. Which version of Mathcad (including revision number) are you using?

24-Ruby III
April 24, 2015

Here is a result in the latest Mathcad 15 M030 service release. And what version using you?

Pic_1.png