From 2c7ad6151dd504b5cad6930ce445d22f5bba4c0b Mon Sep 17 00:00:00 2001 From: Matthias Koeppe Date: Sat, 11 Mar 2023 12:19:47 -0800 Subject: [PATCH] sage.geometry: In # optional, no commas between tags --- .../geometry/riemannian_manifolds/parametrized_surface3d.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/sage/geometry/riemannian_manifolds/parametrized_surface3d.py b/src/sage/geometry/riemannian_manifolds/parametrized_surface3d.py index 361d75d3611..a4facf31a42 100644 --- a/src/sage/geometry/riemannian_manifolds/parametrized_surface3d.py +++ b/src/sage/geometry/riemannian_manifolds/parametrized_surface3d.py @@ -259,10 +259,10 @@ class ParametrizedSurface3D(SageObject): sage: cc_array = [(ccc - K_min)/(K_max - K_min) for ccc in K_array] # optional - numpy sage: points_array = [ellipsoid_equation(u_array[counter][0],u_array[counter][1]) ....: for counter in range(0,len(u_array))] - sage: curvature_ellipsoid_plot = sum(point([xx for xx in points_array[counter]], # optional - numpy, sage.plot + sage: curvature_ellipsoid_plot = sum(point([xx for xx in points_array[counter]], # optional - numpy sage.plot ....: color=hue(cc_array[counter]/2)) ....: for counter in range(0,len(u_array))) - sage: curvature_ellipsoid_plot.show(aspect_ratio=1) # optional - numpy, sage.plot + sage: curvature_ellipsoid_plot.show(aspect_ratio=1) # optional - numpy sage.plot We can find the principal curvatures and principal directions of the elliptic paraboloid::