HTML特殊符号
| 特殊符号 |
命名实体 |
十进制编码 |
特殊符号 |
命名实体 |
十进制编码 |
| Α | Α | Α | Β | Β | Β |
| Γ | Γ | Γ | Δ | Δ | Δ |
| Ε | Ε | Ε | Ζ | Ζ | Ζ |
| Η | Η | Η | Θ | Θ | Θ |
| Ι | Ι | Ι | Κ | Κ | Κ |
| Λ | Λ | Λ | Μ | Μ | Μ |
| Ν | Ν | Ν | Ξ | Ξ | Ξ |
| Ο | Ο | Ο | Π | Π | Π |
| Ρ | Ρ | Ρ | Σ | Σ | Σ |
| Τ | Τ | Τ | Υ | Υ | Υ |
| Φ | Φ | Φ | Χ | Χ | Χ |
| Ψ | Ψ | Ψ | Ω | Ω | Ω |
| α | α | α | β | β | β |
| γ | γ | γ | δ | δ | δ |
| ε | ε | ε | ζ | ζ | ζ |
| η | η | η | θ | θ | θ |
| ι | ι | ι | κ | κ | κ |
| λ | λ | λ | μ | μ | μ |
| ν | ν | ν | ξ | ξ | ξ |
| ο | ο | ο | π | π | π |
| ρ | ρ | ρ | ς | ς | ς |
| σ | σ | σ | τ | τ | τ |
| υ | υ | υ | φ | φ | φ |
| χ | χ | χ | ψ | ψ | ψ |
| ω | ω | ω | ϑ | ϑ | ϑ |
| ϒ | ϒ | ϒ | ϖ | ϖ | ϖ |
| • | • | • | … | … | … |
| ′ | ′ | ′ | ″ | ″ | ″ |
| ‾ | ‾ | ‾ | ⁄ | ⁄ | ⁄ |
| ℘ | ℘ | ℘ | ℑ | ℑ | ℑ |
| ℜ | ℜ | ℜ | ™ | ™ | ™ |
| ℵ | ℵ | ℵ | ← | ← | ← |
| ↑ | ↑ | ↑ | → | → | → |
| ↓ | ↓ | ↓ | ↔ | ↔ | ↔ |
| ↵ | ↵ | ↵ | ⇐ | ⇐ | ⇐ |
| ⇑ | ⇑ | ⇑ | ⇒ | ⇒ | ⇒ |
| ⇓ | ⇓ | ⇓ | ⇔ | ⇔ | ⇔ |
| ∀ | ∀ | ∀ | ∂ | ∂ | ∂ |
| ∃ | ∃ | ∃ | ∅ | ∅ | ∅ |
| ∇ | ∇ | ∇ | ∈ | ∈ | ∈ |
| ∉ | ∉ | ∉ | ∋ | ∋ | ∋ |
| ∏ | ∏ | ∏ | ∑ | ∑ | − |
| − | − | − | ∗ | ∗ | ∗ |
| √ | √ | √ | ∝ | ∝ | ∝ |
| ∞ | ∞ | ∞ | ∠ | ∠ | ∠ |
| ∧ | ∧ | ⊥ | ∨ | ∨ | ⊦ |
| ∩ | ∩ | ∩ | ∪ | ∪ | ∪ |
| ∫ | ∫ | ∫ | ∴ | ∴ | ∴ |
| ∼ | ∼ | ∼ | ≅ | ≅ | ≅ |
| ≈ | ≈ | ≅ | ≠ | ≠ | ≠ |
| ≡ | ≡ | ≡ | ≤ | ≤ | ≤ |
| ≥ | ≥ | ≥ | ⊂ | ⊂ | ⊂ |
| ⊃ | ⊃ | ⊃ | ⊄ | ⊄ | ⊄ |
| ⊆ | ⊆ | ⊆ | ⊇ | ⊇ | ⊇ |
| ⊕ | ⊕ | ⊕ | ⊗ | ⊗ | ⊗ |
| ⊥ | ⊥ | ⊥ | ⋅ | ⋅ | ⋅ |
| ⌈ | ⌈ | ⌈ | ⌉ | ⌉ | ⌉ |
| ⌊ | ⌊ | ⌊ | ⌋ | ⌋ | ⌋ |
| ◊ | ◊ | ◊ | ♠ | ♠ | ♠ |
| ♣ | ♣ | ♣ | ♥ | ♥ | ♥ |
| ♦ | ♦ | ♦ | | |   |
| ¡ | ¡ | ¡ | ¢ | ¢ | ¢ |
| £ | £ | £ | ¤ | ¤ | ¤ |
| ¥ | ¥ | ¥ | ¦ | ¦ | ¦ |
| § | § | § | ¨ | ¨ | ¨ |
| © | © | © | ª | ª | ª |
| « | « | « | ¬ | ¬ | ¬ |
| | ­ | ­ | ® | ® | ® |
| ¯ | ¯ | ¯ | ° | ° | d° |
| ± | ± | ± | ² | ² | ² |
| ³ | ³ | ³ | ´ | ´ | ´ |
| µ | µ | µ | | | |