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How to type a formular for demonstrition purpose?
I want to type in a formular in MathCAD just for demonstration, i don't want MathCAD to run or calculate it.
For example following equetions: it throw me error that variable is not defined.

I want to type in a formular in MathCAD just for demonstration, i don't want MathCAD to run or calculate it.
For example following equetions: it throw me error that variable is not defined.

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