Fix polar express coeffs (#74)

* changed polar express coeffs

Signed-off-by: mikail <[email protected]>

Author: mkhona-nvidia

emerging_optimizers/orthogonalized_optimizers/muon_utils.py

@@ -38,14 +38,14 @@
     ],
     "polar_express": [
         # Polar Express iteration from: https://arxiv.org/abs/2505.16932
-        (7.2086, -15.5131, 9.0178),
-        (3.9623, -2.5813, 0.4542),
-        (3.9466, -2.5765, 0.4544),
-        (3.8991, -2.5671, 0.4566),
-        (3.7186, -2.5308, 0.4653),
-        (3.1390, -2.3073, 0.4733),
-        (2.1715, -1.5246, 0.3885),
-        (1.8648, -1.2224, 0.3577),
+        (8.2051, -22.9019, 16.4607),
+        (4.0664, -2.8612, 0.5184),
+        (3.9096, -2.8234, 0.5250),
+        (3.2856, -2.4153, 0.4853),
+        (2.2779, -1.6198, 0.3985),
+        (1.8726, -1.2307, 0.3585),
+        (1.8564, -1.2132, 0.3568),
+        (1.8750, -1.2500, 0.3750),
     ],
     "aol": [
         # from https://github.com/thib-s/flash-newton-schulz/blob/main/newton_schulz_triton.py#L511