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positiveSYS.SOURCE: Tesseract Blog2026-07-14T12:21:46Z

Enabling Differentiable Fortran Code Using LFortran and Enzyme Integration

The article describes integrating LFortran and Enzyme to enable automatic differentiation of Fortran code, allowing legacy scientific simulations to be used in JAX and PyTorch workflows. It demonstrates a novel approach to extract gradients from compiled Fortran solvers without rewriting them, though noting the experimental nature and technical challenges.

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