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2026-06-03T18:08:11Z 070ed2a L-BFGS with two-loop recursion and Armijo line search (M4) 2026-06-03T17:40:11Z a49f9d9 BLAS-1 kernels (axpy, dot, scal), gemv, logistic regression (M3) 2026-06-03T17:12:37Z 00d6346 C reference solvers, checkasm harness, fused AVX2 Adam (M0-M2)