수학공식 계산기 - 초중고 학교 공식 풀이

It is a calculator that solves various mathematical formulas that appear during school life.
To be honest, the UI isn't pretty, but I'm proud of my abilities.

Elementary school formulas: common factors, fractional factors, four arithmetic operations, three factors, prime factorization, factors, greatest common factor, least common multiple.

Middle School Formula: Number of Roots, Formula of Roots, Sum of Interior Angles, Total Number of Diagonals, Discrimination of Composite Numbers, Power Root Simplification, Pythagorean Theorem

High School Formula: Unfinished because the creator is a middle school student

Let us know in the comments what features you want