Top "Mathematical-expressions" questions

In mathematics, an expression is a finite combination of symbols that is well-formed according to rules that depend on the context.

How can I add numbers in a Bash script?

I have this Bash script and I had a problem in line 16. How can I take the previous result of …

bash integer-arithmetic mathematical-expressions
Raise to power in R

This is a beginner's question. What's the difference between ^ and **? For example: 2 ^ 10 [1] 1024 2 ** 10 [1] 1024 Is there a function such as power(x,…

r mathematical-expressions
Is there a way to override LaTeX's errors about double subscripts and superscripts?

Minor point about LaTeX that bothers me. When one writes a^b^c, a_b_c or a'^b in …

latex tex mathematical-expressions
Calculating opacity value mathematically

How is opacity calculated mathematically? There is opacity value in Photoshop, CSS etc. Actually this opacity is the transparent behavior …

colors opacity equation mathematical-expressions
Evaluating Mathematical Expressions using Lua

In my previous question I was looking for a way of evaulating complex mathematical expressions in C, most of the …

lua mathematical-expressions