In this category:
You can add form witch can page visitors add own values. Simply type [form]a=10;b=10;c=10[/form]. This will add three values a, b, c, with default values. Defaul values are important to run formulas othervise it can return errors like divading by zero or something else.
- Count volume of block
- [form]a=10;b=100;c=5[/form]
- <m>V_block=a*b*c==</m>