title: 数学記号
list_title: 数学記号

Signs plus, minus, plus, minus, equal, not equal, approximately equal, multiplication, division, sum: 算術
Degrees and roots: 度と根

Comparison - more, less than or equal: 比較
Integrals: 積分法
Geometric - diameter, angle, degree, perpendicular, parallelism, diameter, proportionality, similarity, intersection, union: 幾何学的
Figures - triangles, arcs, parallelogram, rhombus: 数字
Logical - therefore, and, or, negations, identical: 論理

entity_math: 数学記号、コード表のHTMLエンティティ

Letters: 手紙
Other: いろいろ
Sets: 集合
Equal: 平等に基づく