The field of numerically-controlled engineering(noun)
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Use "numerics" in a sentence
"My personal interest is in numerics, and I had the chance to work on several related projects."
"Through its integration of numerics, symbolics, and graphics, Mathematica has the opportunity to go much further with splines than has ever been possible before."
"Are you typing in ASCII numerics, or entering special characters from something other than the TP interface itself?"