数学符号
时间：2020-02-23 14:33:12 来源:igfitidea点击:
下表包含数学符号。
| 描述 | 字符 | 实体编号 | 实体名称 |
|---|---|---|---|
| For all | ∀ | ∀ | ∀ |
| Part | ∂ | ∂ | ∂ |
| Exist | ∃ | ∃ | ∃ |
| Empty | ∅ | ∅ | ∅ |
| Nabla | ∇ | ∇ | ∇ |
| Is in | ∈ | ∈ | ∈ |
| Not in | ∉ | ∉ | ∉ |
| Ni | ∋ | ∋ | ∋ |
| Product | ∏ | ∏ | ∏ |
| Sum | ∑ | ∑ | ∑ |
| Minus | − | − | − |
| Asterisk | ∗ | ∗ | ∗ |
| Square root | √ | √ | √ |
| Proportional to | ∝ | ∝ | ∝ |
| Infinity | ∞ | ∞ | ∞ |
| Angle | ∠ | ∠ | ∠ |
| And | ∧ | ∧ | ∧ |
| Or | ∨ | ∨ | ∨ |
| Cap | ∩ | ∩ | ∩ |
| Cup | ∪ | ∪ | ∪ |
| Integral | ∫ | ∫ | ∫ |
| Therefore | ∴ | ∴ | ∴ |
| Similar to | ∼ | ∼ | ∼ |
| Congurent to | ≅ | ≅ | ≅ |
| 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 | ⊕ | ⊕ | ⊕ |
| Circled times | ⊗ | ⊗ | ⊗ |
| Perpendicular | ⊥ | ⊥ | ⊥ |
| Dot operator | ⋅ | ⋅ | ⋅ |
