differentiation and partial differentiation in the Simple Units environment
name or name multiplied by a unit
In the Simple Units environment, the diff function differentiates an expression a with respect to a name x that can have a unit. The result is the derivative of a with respect to x; its unit is the unit of a divided by the unit of x.
Every command in the Simple Units environment that needs to determine whether an expression is valid or not, does so using the Units:-TestDimensions command.
For other properties, see the global function diff.
To enter a unit in 2-D Math input, select the unit from the appropriate Units palette. If the unit you want is not there, select unit and then enter the unit.
When you edit a unit, double brackets appear around it.
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