Unmathematical

Common synonyms include: ambiguous, imprecise, non mathematical tools, nonmathematical, nonmathematics, nonnumeric.

adj

adj ·Rare ·Advanced level

Definitions

Adjective

1
Not mathematical.
"[…] since it contains mistakes and unmathematical expressions."
2
Not inclined toward mathematics.
"I told him how I had arrived at the answer. He said he had never heard of such an unmathematical mind."

"My main qualm about the English language is its unmathematical and awkward orthography."

From un- + mathematical.