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Invidious > Channel > Insights into Mathematics

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YT 27 minutes 59 seconds Insights into Mathematics The classification of Platonic solids I | Universal Hyperbolic Geometry 53 | NJ Wildberger YT 26 minutes 25 seconds Insights into Mathematics Petrie polygons of a polyhedron | Universal Hyperbolic Geometry 52 YT 22 minutes 25 seconds Insights into Mathematics Canonical structures inside the Platonic solids III | Universal Hyperbolic Geometry 51

YT 23 minutes 30 seconds Insights into Mathematics Canonical structures inside Platonic solids II | Universal Hyperbolic Geometry 50 | NJ Wildberger YT 27 minutes 13 seconds Insights into Mathematics Canonical structures inside the Platonic solids I | Universal Hyperbolic Geometry 49 | NJ Wildberger YT 31 minutes 18 seconds Insights into Mathematics The remarkable Platonic solids II: symmetry | Universal Hyperbolic Geometry 48 | NJ Wildberger

YT 26 minutes 7 seconds Insights into Mathematics The remarkable Platonic solids I | Universal Hyperbolic Geometry 47 | NJ Wildberger YT 24 minutes 49 seconds Insights into Mathematics Eight ninths and the geometry of A4 paper | Universal Hyperbolic Geometry 46 | NJ Wildberger YT 19 minutes 41 seconds Insights into Mathematics The geometry of the regular tetrahedron | Universal Hyperbolic Geometry 45 | NJ Wildberger

YT 42 minutes 33 seconds Insights into Mathematics Applications of rational spherical trigonometry II | Universal Hyperbolic Geometry 44 YT 33 minutes 38 seconds Insights into Mathematics Applications of rational spherical trigonometry I | Universal Hyperbolic Geometry 43 | NJ Wildberger YT 40 minutes 58 seconds Insights into Mathematics Trigonometry in elliptic geometry II | Universal Hyperbolic Geometry 42 | NJ Wildberger

YT 42 minutes 24 seconds Insights into Mathematics Trigonometry in elliptic geometry | Universal Hyperbolic Geometry 41 | NJ Wildberger YT 31 minutes 20 seconds Insights into Mathematics Rational trigonometry in three dimensions | Universal Hyperbolic Geometry 40 | NJ Wildberger YT 31 minutes 54 seconds Insights into Mathematics Perpendicularity, polarity and duality on a sphere | Universal Hyperbolic Geometry 37

YT 33 minutes 8 seconds Insights into Mathematics Rational trigonometry: an overview | Universal Hyperbolic Geometry 39 | NJ Wildberger YT 38 minutes 43 seconds Insights into Mathematics Parametrizing and projecting a sphere | Universal Hyperbolic Geometry 38 | NJ Wildberger YT 34 minutes 48 seconds Insights into Mathematics Classical spherical trigonometry | Universal Hyperbolic Geometry 36 | NJ Wildberger

YT 32 minutes 14 seconds Insights into Mathematics Areas and volumes for a sphere | Universal Hyperbolic Geometry 35 | NJ Wildberger YT 44 minutes 19 seconds Insights into Mathematics Spherical and elliptic geometries (cont.) | Universal Hyperbolic Geometry 34 | NJ Wildberger YT 32 minutes 13 seconds Insights into Mathematics Spherical and elliptic geometries: an introduction | Universal Hyperbolic Geometry 33

YT 35 minutes 47 seconds Insights into Mathematics Trigonometric dual laws and the Parallax formula | Universal Hyperbolic Geometry 32 | NJ Wildberger YT 42 minutes 5 seconds Insights into Mathematics Menelaus, Ceva and the laws of proportion | Universal Hyperbolic Geometry 31 | NJ Wildberger YT 32 minutes 46 seconds Insights into Mathematics Isosceles triangles in hyperbolic geometry | Universal Hyperbolic Geometry 30 | NJ Wildberger

YT 42 minutes 35 seconds Insights into Mathematics Thales' theorem, right triangles + Napier's rules| Universal Hyperbolic Geometry 29 | NJ Wildberger YT 35 minutes 26 seconds Insights into Mathematics The Cross law in Universal Hyperbolic Geometry | Universal Hyperbolic Geometry 28 | NJ Wildberger YT 24 minutes 21 seconds Insights into Mathematics The Spread law in Universal Hyperbolic Geometry | Universal Hyperbolic Geometry 27 | NJ Wildberger

YT 20 minutes 20 seconds Insights into Mathematics Trigonometric laws in hyperbolic geometry using Geometer's Sketchpad|UniversalHyperbolicGeometry 26 YT 25 minutes 22 seconds Insights into Mathematics Geometer's Sketchpad and circles in Universal Hyperbolic Geometry 25 | Universal Hyperbolic Geometry YT 34 minutes 35 seconds Insights into Mathematics Visualizing quadrance with circles | Universal Hyperbolic Geometry 24 | NJ Wildberger

YT 39 minutes 11 seconds Insights into Mathematics The Triple quad formula in Universal Hyperbolic Geometry | Universal Hyperbolic Geometry 23 YT 36 minutes 14 seconds Insights into Mathematics Pythagoras' theorem in Universal Hyperbolic Geometry | Universal Hyperbolic Geometry 22 YT 35 minutes 54 seconds Insights into Mathematics Quadrance and spread | Universal Hyperbolic Geometry 21 | NJ Wildberger

YT 38 minutes 44 seconds Insights into Mathematics Pure and applied geometry--understanding the continuum | Universal Hyperbolic Geometry 20 YT 42 minutes 27 seconds Insights into Mathematics The J function, sl(2) and the Jacobi identity | Universal Hyperbolic Geometry 19 | NJ Wildberger YT 29 minutes 35 seconds Insights into Mathematics Parallels and the double triangle | Universal Hyperbolic Geometry 18 | NJ Wildberger

YT 34 minutes 9 seconds Insights into Mathematics Medians, midlines, centroids and circumcenters | Universal Hyperbolic Geometry 17 | NJ Wildberger YT 50 minutes 29 seconds Insights into Mathematics Reflections and projective linear algebra | Universal Hyperbolic Geometry 15 | NJ Wildberger YT 36 minutes 41 seconds Insights into Mathematics Midpoints and bisectors | Universal Hyperbolic Geometry 16 | NJ Wildberger

YT 31 minutes 23 seconds Insights into Mathematics Reflections in hyperbolic geometry | Universal Hyperbolic Geometry 14 | NJ Wildberger YT 26 minutes 30 seconds Insights into Mathematics Apollonius and polarity revisited | Universal Hyperbolic Geometry 13 | NJ Wildberger YT 36 minutes 21 seconds Insights into Mathematics Null points and null lines | Universal Hyperbolic Geometry 12 | NJ Wildberger

YT 37 minutes 28 seconds Insights into Mathematics Theorems using perpendicularity | Universal Hyperbolic Geometry 11 | NJ Wildberger YT 44 minutes 6 seconds Insights into Mathematics Orthocenters exist! | Universal Hyperbolic Geometry 10 | NJ Wildberger YT 33 minutes 11 seconds Insights into Mathematics Duality and perpendicularity | Universal Hyperbolic Geometry 9 | NJ Wildberger

YT 44 minutes 32 seconds Insights into Mathematics Computations with homogeneous coordinates | Universal Hyperbolic Geometry 8 | NJ Wildberger YT 37 minutes 40 seconds Insights into Mathematics The circle and projective homogeneous coordinates | Universal Hyperbolic Geometry 7a | NJ Wildberger YT 50 minutes 38 seconds Insights into Mathematics Duality, quadrance and spread in Cartesian coordinates | Universal Hyperbolic Geometry 6

YT 24 minutes 17 seconds Insights into Mathematics The circle and projective homogeneous coordinates (cont.) | Universal Hyperbolic Geometry 7b YT 35 minutes 54 seconds Insights into Mathematics The circle and Cartesian coordinates | Universal Hyperbolic Geometry 5 | NJ Wildberger YT 21 minutes 38 seconds Insights into Mathematics Pappus' theorem and the cross ratio | Universal Hyperbolic Geometry 3 | NJ Wildberger

YT 37 minutes 14 seconds Insights into Mathematics First steps in hyperbolic geometry | Universal Hyperbolic Geometry 4 | NJ Wildberger YT 38 minutes 22 seconds Insights into Mathematics Apollonius and harmonic conjugates | Universal Hyperbolic Geometry 2 | NJ Wildberger YT 40 minutes 38 seconds Insights into Mathematics Apollonius and polarity | Universal Hyperbolic Geometry 1 | NJ Wildberger

YT 23 minutes 13 seconds Insights into Mathematics Introduction | Universal Hyperbolic Geometry 0 | NJ Wildberger