// logic
atomic_formula =,atomic_formula -> 원자식,atom (atomic_formula)
atomic_sentence =,atomic_sentence -> curr see 원자식,atom 맨 아래
atomic_formula =,atomic_formula -> 원자식,atom (atomic_formula)
atomic_sentence =,atomic_sentence -> curr see 원자식,atom 맨 아래
// chemistry / physics
원자,atom
atomic_mass =,atomic_mass . atomic_mass { }
atomic_mass_unit (amu) =,atomic_mass_unit =,amu -> 원자질량단위,atomic_mass_unit(amu)
원자,atom
atomic_mass =,atomic_mass . atomic_mass { }
atomic_mass_unit (amu) =,atomic_mass_unit =,amu -> 원자질량단위,atomic_mass_unit(amu)
// Prolog