Exact digit-by-digit algorithms for integer nth root extraction
Project description
digitbydigit-roots
Exact digit-by-digit algorithms for integer nth root extraction, perfect power detection, and fractional refinement with error bounds.
Features
- Exact integer nth roots (no floating point)
- Perfect power detection
- Fractional roots with explicit error bounds
- Constructive, invariant-based algorithms
Installation
pip install digitbydigit-roots
## Reference
S. Pareth, *Exact Constructive Digit-by-Digit Algorithms for Integer e-th Root Extraction*,
arXiv:2601.02703 (2026).
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