Current formulas (SUM, AVG, MIN, MAX, COUNT, arithmetic) are sheets-internal. The only formal spec is OpenFormula (OASIS) and it's enormous.
Questions worth settling early: what subset to grow toward, and whether formulas persist in the file (breaking CSV consumers that expect values) or stay computed-only.
Current formulas (SUM, AVG, MIN, MAX, COUNT, arithmetic) are sheets-internal. The only formal spec is OpenFormula (OASIS) and it's enormous.
Questions worth settling early: what subset to grow toward, and whether formulas persist in the file (breaking CSV consumers that expect values) or stay computed-only.