US Symbolics keyboard

A US English extension providing scientific Unicode characters while pressing AltGr, developed by Daniele Baisero for Linux.

Esc
mode : numeric row shift ~ ⌋ ! ¬ @ ∴ # £ $ € % ‰ ^ √ & § * ∞ ( · ) ° _ ± + ÷
mode : numeric row ` ⌊ 1 ¹ 2 ² 3 ³ 4 ⁴ 5 ⁵ 6 ⁶ 7 ⁷ 8 ⁸ 9 ⁹ 0 ⁰ - ≠ = ×
mode : top row shift Q ∃ W ∉ E Ε R Ρ T Τ Y Υ U Θ I Ι O Ο P Π { ∩ } ⊃
mode : top row q ∀ w ∈ e ε r ρ t τ y υ u θ i ι o ο p π [ ∪ ] ⊂
mode : home row shift A Α S Σ D Δ F Φ G Γ H Η J Ξ K Κ L Λ : ↑ " ← | ⌉
mode : home row a α s σ d δ f φ g γ h η j ξ k κ l λ ; ↓ ' → \ ⌈
mode : bottom row shift Z Ζ X Χ C Ψ V Ω B Β N Ν M Μ < « > » ? ❦
mode : bottom row z ζ x χ c ψ v ω b β n ν m μ , ≤ . ≥ / ‽

accented
decomposes to the original letter with a combining accent
similar
transliterates (mostly) into the unmodified letter
greek
a different greek letter not corresponding with latin transcription
symbol
other character not directly deducible from key
punctuation
(punctuation) mark