Fix RK4 stage weighting to keep amplitude bounded #375
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Hi @Mohit-Lakra! LGTM! I'm approving it. |
TolisChal
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Dec 24, 2025
Mohit-Lakra
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Mohit-Lakra
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Fix issue #120
Changed the Runge–Kutta solver so each stage uses the right weight (bs[ord]) instead of the state index. This stops the
x'' = -x simulation from gaining energy and keeps the sine solution bounded.