| EXATRAN | ⊕ 1969 | ↓ ↑ ⊕ Numerical Scientific | ⊕ Algebraic | ⊕ United States | NASA maths language |
| LEAF | ⊕ 1969 | ↓ ↑ ⊕ String and List Processing | ⊕ Algebraic | ⊕ United States | Algebraic extension to LISP |
| MACSYMA | ⊕ 1969 | ↓ ↑ ⊕ Numerical Scientific | ⊕ Algebraic | ⊕ United States | Symbolic math system |
| SML | ⊕ 1969 | ↓ ↑ ⊕ On-Line | ⊕ Algebraic | ⊕ United States | MIT interactive maths system |