fix(scripts): list min/max calls, typed mains, drop unused header reads

notebooks/01-beta-spectrum-calculator.ipynb

@@ -94,8 +94,6 @@
     "    endpoint_MeV=0.294,\n",
     "    transition_type=\"F2\",\n",
     "    e_step_MeV=0.001,\n",
-    "    use_phase_space=True,\n",
-    "    use_fermi=True,\n",
     "    use_screening=True,\n",
     "    use_finite_size=True,\n",
     "    use_charge_dist=True,\n",
@@ -410,13 +408,16 @@
     }
    ],
    "source": [
+    "multi_analyzer = BetaSpectrumAnalyzer(multi_spectrum, multi_config)\n",
+    "\n",
     "fig, ax = plt.subplots(figsize=(12, 6))\n",
     "ax.plot(T_keV, total, \"k-\", linewidth=2.5, label=\"Total spectrum\")\n",
     "\n",
-    "branch_spectra = multi_spectrum.get_branch_normalized_spectra(W)\n",
-    "for i, bs in enumerate(branch_spectra):\n",
-    "    ax.plot(T_keV, bs, alpha=0.6, linewidth=1.5,\n",
-    "            label=\"Branch {} (E0={:.0f} keV)\".format(i+1, branches[i].endpoint_MeV*1000))\n",
+    "# Physical branch spectra: core (phase_space x fermi) x all enabled corrections\n",
+    "for i, b in enumerate(branches):\n",
+    "    physical = multi_analyzer.physical_branch_spectrum(i)\n",
+    "    ax.plot(T_keV, physical, alpha=0.6, linewidth=1.5,\n",
+    "            label=\"Branch {} (E0={:.0f} keV)\".format(i+1, b.endpoint_MeV*1000))\n",
     "\n",
     "for i, b in enumerate(branches):\n",
     "    br_end_keV = W_to_T(T_to_W(b.endpoint_MeV))\n",
@@ -430,7 +431,7 @@
     "ax.set_xlim(0, W0_max_keV)\n",
     "ax.grid(True, alpha=0.3)\n",
     "plt.tight_layout()\n",
-    "plt.show()"
+    "plt.show()\n"
    ]
   },
   {
@@ -541,8 +542,8 @@
     }
    ],
    "source": [
-    "analyzer = BetaSpectrumAnalyzer(multi_spectrum, multi_config)\n",
-    "analyzer.plot_analysis(show_components=True)"
+    "analyzer = multi_analyzer\n",
+    "analyzer.plot_analysis(show_components=True)\n"
    ]
   },
   {