html中支持的数学符号如下,
注意 : 大小写敏感
| 结果 | 描述 | 实体名称 | 实体编号 |
|---|---|---|---|
| ∀ | for all | ∀ | ∀ |
| ∂ | part | ∂ | ∂ |
| ∃ | exists | &exists; | ∃ |
| ∅ | empty | ∅ | ∅ |
| ∇ | nabla | ∇ | ∇ |
| ∈ | isin | ∈ | ∈ |
| ∉ | notin | ∉ | ∉ |
| ∋ | ni | ∋ | ∋ |
| ∏ | prod | ∏ | ∏ |
| ∑ | sum | ∑ | ∑ |
| − | minus | − | − |
| ∗ | lowast | ∗ | ∗ |
| √ | square root | √ | √ |
| ∝ | proportional to | ∝ | ∝ |
| ∞ | infinity | ∞ | ∞ |
| ∠ | angle | ∠ | ∠ |
| ∧ | and | ∧ | ∧ |
| ∨ | or | ∨ | ∨ |
| ∩ | cap | ∩ | ∩ |
| ∪ | cup | ∪ | ∪ |
| ∫ | integral | ∫ | ∫ |
| ∴ | therefore | ∴ | ∴ |
| ∼ | simular to | ∼ | ∼ |
| ≅ | approximately equal | ≅ | ≅ |
| ≈ | almost equal | ≈ | ≈ |
| ≠ | not equal | ≠ | ≠ |
| ≡ | equivalent | ≡ | ≡ |
| ≤ | less or equal | ≤ | ≤ |
| ≥ | greater or equal | ≥ | ≥ |
| ⊂ | subset of | ⊂ | ⊂ |
| ⊃ | superset of | ⊃ | ⊃ |
| ⊄ | not subset of | ⊄ | ⊄ |
| ⊆ | subset or equal | ⊆ | ⊆ |
| ⊇ | superset or equal | ⊇ | ⊇ |
| ⊕ | circled plus | ⊕ | ⊕ |
| ⊗ | cirled times | ⊗ | ⊗ |
| ⊥ | perpendicular | ⊥ | ⊥ |
| ⋅ | dot operator | ⋅ | ⋅ |
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