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math-sonify v1.3.0 — 53 Systems, Hyperchaos, New Scales

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@Mattbusel Mattbusel released this 20 Mar 23:35
· 57 commits to master since this release

What's new in v1.3.0

New dynamical systems (7)

  • Hyperchaos (Chen-Li 4D) — two positive Lyapunov exponents; richer unpredictability than ordinary chaos
  • WINDMI — ionospheric substorm current model with exponential nonlinearity
  • Finance — chaotic macroeconomic model (interest rate, investment, price index)
  • Shimizu-Morioka — two-scroll attractor driven by x²
  • Genesio-Tesi — third-order Jerk circuit; one x² term creates chaos
  • Liu Attractor — single-band scroll with y²/xz/xy cross-coupling
  • Sprott K — xy product; one of Sprott's minimal chaotic flows

New musical scales (5)

  • Natural Minor (Aeolian)
  • Harmonic Minor (raised 7th)
  • Locrian
  • Octatonic (diminished)
  • NaturalMinor and HarmonicMinor now fully wired end-to-end

New presets (6)

  • Substorm — WINDMI jerk system; spectral mode, whole tone scale
  • Invisible Hand — Finance attractor; orbital mode, pentatonic minor
  • Hyperchaos Engine — 4D Chen-Li; FM mode, chromatic scale
  • Hyperdimensional — Hyperchaos in spectral mode
  • Magyar Trance — Hungarian minor scale; Rucklidge attractor
  • Substorm Pulse / Market Collapse — rhythmic/experimental WINDMI and Finance presets

Bifurcation diagram

  • 3 new sweep parameters: windmi_b, finance_a, hyperchaos_c

Bug fixes

  • Fixed infinite loop in integrate_adaptive when error never converges
  • Fixed SprottD equations (was using wrong Case D equations; now correctly shows Case I)

Test suite

  • ~1650 tests across all modules (up from ~800 in v1.2.0)
  • Full integration test coverage for all new systems
  • All-presets load/validate test

Download

math-sonify.exe — Windows standalone, no install required. Double-click and audio starts on your default output device.