Unicode
This is a list of useful Unicode characters that are missing on most keyboards.
| character (UTF-8) | description |
|---|---|
| α β γ δ ε ζ η θ ι κ λ μ ν ξ ο π ρ ς σ τ φ χ ψ ω | small greek letters |
| Α Β Γ Δ Ε Ζ Η Θ Ι Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω | capital greek letters |
| ç Ç | French c-cedilla |
| ñ | Spanish n with tilde |
| ℕ ℤ ℚ ℝ ℂ | number sets |
| ℎ ℏ | Planck constant |
| Ω | Ohm |
| Å | Angstrom |
| ℃ ℉ K | degree Celsius, Fahrenheit, Kelvin |
| © | copyright |
| ® | registered trademark |
| ™ | trademark |
| ℅ | care of |
| Ⅰ Ⅱ Ⅲ Ⅳ Ⅴ Ⅵ Ⅶ Ⅷ Ⅸ Ⅹ Ⅺ Ⅻ Ⅼ Ⅽ Ⅾ Ⅿ | uppercase Roman numerals |
| ⅰ ⅱ ⅲ ⅳ ⅴ ⅵ ⅶ ⅷ ⅸ ⅹ ⅺ ⅻ ⅼ ⅽ ⅾ ⅿ | lowercase Roman numerals |
| ↀ ↁ ↂ | higher Roman numerals (1000, 5000, 10000) |
| “” | English quotation marks |
| „“ | German quotation marks |
| «» | Swiss quotation marks |
| • | bullet |
| … | ellipsis |
| – | en-dash |
| — | em-dash |
| − | minus sign |
| ± ∓ | plus/minus, minus/plus |
| ∕ | division slash |
| ∖ | set minus |
| · | middle dot |
| × | multiplication sign, times |
| ≈ ≟ ≝ ≌ ≙ ≔ ≡ | equalities |
| ≤ ≥ ≪ ≫ | inequalities |
| ∝ | proportional to |
| ∞ | infinity |
| ⁰¹²³⁴⁵⁶⁷⁸⁹ | superscript numbers |
| ⁺ | superscript plus |
| ₀₁₂₃₄₅₆₇₈₉ | subscript numbers |
| ₊ ₋ ₌ ₍ ₎ | subscript symbols |
| ½ ⅓ ⅔ ¼ ¾ ⅕ ⅖ ⅗ ⅘ ⅙ ⅚ ⅛ ⅜ ⅝ ⅞ ⅟ | fractions |
| √ ∛ ∜ | roots |
| ∆ | increment |
| ∇ | nabla |
| ∂ | partial differential |
| ∫ ∬ ∭ ∮ ∯ ∰ | integrals |
| ∑ | summation |
| ⌀ | empty set / diameter |
| ∈ ∉ ∋ ∌ | element relation |
| ∀ ∃ | for all, there exists |
| ∎ | end of proof |
| ♩ ♪ ♫ ♬ | musical notes |
| ♯ ♭ ♮ | music sharp, flat, natural sign |
| ← ↑ → ↓ ↔ ↕ ↖ ↗ ↘ ↙ | arrows |
| ⇐ ⇑ ⇒ ⇓ ⇔ ⇕ ⇖ ⇗ ⇘ ⇙ | double arrows |
┌─┬─┐ ╔═╦═╗ ╒═╤═╕ ╓─╥─╖ ╔═╤═╗ ├─┼─┤ ╠═╬═╣ ╞═╪═╡ ╟─╫─╢ ╟─┼─╢ │ │ │ ║ ║ ║ │ │ │ ║ ║ ║ ║ │ ║ └─┴─┘ ╚═╩═╝ ╘═╧═╛ ╙─╨─╜ ╚═╧═╝ | box-drawing characters |