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urp:specialchars [2021-10-21] nerf_herder |
urp:specialchars [2021-11-08] nerf_herder |
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- | Copy a symbol below and paste into the UPchieve chat window. On MS Windows you can type in an alt code instead, on Mac OS you can open an on-screen keyboard and press the character. None of these options is particularly speedy, especially when using multiple symbols. Not all characters exist, including apparently a subscript y or t. | + | **Copy a symbol below and paste into the UPchieve chat window.** On MS Windows you can type in an alt code instead, on Mac OS you can open an on-screen keyboard and press the character. None of these options is particularly speedy, especially when using multiple symbols. Not all characters exist, including apparently a subscript y or t. |
- | Commonly used Greek alphabet: θ, π, μ, σ, α, β, Δ, Σ, Φ, Ω, Γ, λ, ψ, ω | + | Commonly used Greek alphabet: θ, π, μ, σ, α, β, Δ, Σ, Φ, ρ, Ω, Γ, λ, τ, ψ, ω |
- | Square root: √, use two characters for cube root, etc: ³√ | + | Square root: √, two character combinations: ³√, ±√ |
Degree sign: ° | Degree sign: ° | ||
- | Inequality: ≠ | + | Logic, sets: ⋂ ⋃ ⊂ ⊃ ⊗ ∵ ∴ ⋮ ∀ ∃ |
- | Arrow : → | + | Equalities: ≠ ≤ ≥ ≅ ± |
- | Superscripts: ⁰ ¹ ² ³ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ⁺ ⁿ | + | Superscripts: ⁰ ¹ ² ³ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ᴬ ᵃ ᵇ ᵉ ᶠ ᵏ ⁿ ᵗ ᵝ ⁽ ⁺ ⁻ ⁾ |
- | Subscripts: ₀ ₁ ₂ ₃ ₄ ₓ ᵢ | + | Subscripts: ₀ ₁ ₂ ₃ ₄ ₐ ₑ ᵢ ₒ ᵣ ₓ ᵦ ᵧ ᵨ |
Italics: //abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ// | Italics: //abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ// | ||
+ | Geometry: → ⊢ | ||
- | <!-- can't set unicode directly in this wiki? θ α α \u3b8 "\u{3b8}"; | + | Calculus: ∫ ∞ |
- | instead, I copied letters from https://unicode-table.com/en/ --> | + | |
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+ | These are nice, but students also seem to be comfortable seeing x^2 for x², sqrt(x) for √x, writing out theta, etc. The less-than sign (<) is used for angle sign (geometry). | ||
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+ | Mixing cases or just combining letters can sometimes substitute for subscripts: vI instead of vᵢ. This can be a little confusing, often using spaces to better separate the terms is helpful. | ||
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Back to [[00_start|top]] page. | Back to [[00_start|top]] page. | ||