From 87569c03dd47d4ce3435c3410d41b0c94a94ccfe Mon Sep 17 00:00:00 2001
From: Emily Boudreaux <thomas@boudreauxmail.com>
Date: Thu, 17 Sep 2026 17:11:29 -0400
Subject: [PATCH] Record Newton and virial regressions for consistent gravity
 preconditioning

---
 ...reconditioner_newton_cases_2026-09-18.json | 116 ++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 experiments/preconditioner_newton_cases_2026-09-18.json

diff --git a/experiments/preconditioner_newton_cases_2026-09-18.json b/experiments/preconditioner_newton_cases_2026-09-18.json
new file mode 100644
index 0000000..0ccae3d
--- /dev/null
+++ b/experiments/preconditioner_newton_cases_2026-09-18.json
@@ -0,0 +1,116 @@
+[
+  {
+    "id": "n1_J0_independent",
+    "arguments": [
+      "--index",
+      "1",
+      "--angular-momentum",
+      "0",
+      "--strategy",
+      "positivity",
+      "--no-central",
+      "--max-newton",
+      "12",
+      "--restart",
+      "160",
+      "--max-linear",
+      "200",
+      "--linear-tol",
+      "0.03",
+      "--rtol",
+      "1e-8",
+      "--atol",
+      "0"
+    ]
+  },
+  {
+    "id": "n1_J0_gravity_schur",
+    "arguments": [
+      "--index",
+      "1",
+      "--angular-momentum",
+      "0",
+      "--strategy",
+      "positivity",
+      "--no-central",
+      "--max-newton",
+      "12",
+      "--restart",
+      "160",
+      "--max-linear",
+      "200",
+      "--linear-tol",
+      "0.03",
+      "--rtol",
+      "1e-8",
+      "--atol",
+      "0",
+      "--preconditioner-variant",
+      "gravity-schur",
+      "--schur-sweeps",
+      "1",
+      "--schur-relaxation",
+      "0.5"
+    ]
+  },
+  {
+    "id": "n1p5_J0_curvature_gravity_schur",
+    "arguments": [
+      "--index",
+      "1.5",
+      "--angular-momentum",
+      "0",
+      "--strategy",
+      "curvature",
+      "--no-central",
+      "--max-newton",
+      "12",
+      "--restart",
+      "160",
+      "--max-linear",
+      "200",
+      "--linear-tol",
+      "0.03",
+      "--rtol",
+      "1e-8",
+      "--atol",
+      "0",
+      "--preconditioner-variant",
+      "gravity-schur",
+      "--schur-sweeps",
+      "1",
+      "--schur-relaxation",
+      "0.5"
+    ]
+  },
+  {
+    "id": "n1_J0p1_positivity_curvature_gravity_schur",
+    "arguments": [
+      "--index",
+      "1",
+      "--angular-momentum",
+      "0.1",
+      "--strategy",
+      "positivity-curvature",
+      "--no-central",
+      "--max-newton",
+      "12",
+      "--restart",
+      "160",
+      "--max-linear",
+      "200",
+      "--linear-tol",
+      "0.03",
+      "--rtol",
+      "1e-8",
+      "--atol",
+      "0",
+      "--preconditioner-variant",
+      "gravity-schur",
+      "--schur-sweeps",
+      "1",
+      "--schur-relaxation",
+      "0.5"
+    ]
+  }
+]