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Questions about using, converting, or interpreting units of measurement in Mathematica.

8 votes
1 answer
470 views

Moles/Liters doesn't get simplified to Molar even though Molar*Liters gets simplified to Moles

Why can't Mathematica 9 simplify mol/L to M, when it can simplify M*L to mol? Quantity["Moles" / "Liters"] // UnitSimplify (* => 1 mol/L *) Quantity["Molar" * "Liters"] // UnitSimplify (* => 1 m …
-2 votes
1 answer
237 views

Make Quantity behave reasonable with Degrees Celsius

When using a Quantity with the unit of "DegreesCelsius" multiplication doesn't work as expected. If you have 10 degrees and multiply it by 2 you get 20 degrees instead of the expected 293,15 degrees. …
6 votes

Simpler input for the new unit support

Improved version of Simon's answer which tries several different transformation of the input string to convert it to the full form that Mathematica needs: Begin["System`"] (* Deca is intentionally l …
Tyilo's user avatar
  • 1,565
1 vote
1 answer
128 views

Extract function parameters from "unevaluated" FormBox

I want to get the abbreviation for a Unit from its full name eg. "Newtons" => "N". Using TraditionalForm on Quantity will show the abbreviation and doing the following will show the code returned by …
2 votes
0 answers
157 views

Insert a Quantity Unit literal in TraditionalForm

Is there a keyboard shortcut for creating something like the result of this: Quantity["Kilograms" * ("Meters")^2 / ("Seconds")^2] After copying the result to a TraditionalForm field it looks like t …