Revision history for entry Hoo, Tzu-Hua (1949). "M-valued sub-system of (m+n)-valued propositional calculus" [HOOMSO] |
| Time | Type | Notes |
Revision history for entry Hoo, Tzu-Hua (1949). "M-valued sub-system of (m+n)-valued propositional calculus" [HOOMSO] |
| Time | Type | Notes |