FTB-C000450 / Implementation concept

TSI Zero-Denominator State

TSI Zero-Denominator State is the governed unavailable output when double-smoothed absolute momentum equals zero.

Also known asundefined TSI state

Definitions

In plain terms

It distinguishes a mathematically undefined ratio from a genuine numeric zero TSI.

Technical

The contract freezes exact-zero tolerance, readiness, missing-value representation, recovery after movement, and downstream propagation.

Scope

Fabricating 0 or 50 would change the package semantics.

Examples

  • A governed lesson calculates or identifies TSI Zero-Denominator State only after its inputs, window, state, scale, and edge cases are declared.

Common misconceptions

  • Fabricating 0 or 50 would change the package semantics.

Concept relationships

Where this concept is used

Evidence and governance

  1. True Strength Index TA-Lib · first party technical publication

    Supports: preferred label, short definition, technical definition

    Limits: Long/short ordering, EMA seeds, warm-up suppression, optional signal line, and zero denominator vary by implementation.

Reviewed by
fintech-builder-batch-008
Last reviewed
2026-07-29
Next review
2027-07-29
Record status
published