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Demonstrations 1 - 20 of 1050
Extending the Rationals with the Square Root of Five
New this week
How the Roots of a Polynomial Depend on Its Constant Coefficient
New this month
Theorem on the Dihedral Angles of an Isosceles Tetrahedron
New this month
Cubic Spline Interpolation versus Interpolating Polynomial
Spherical Cosine Rule for Angles
The Bouniakowsky Conjecture
Menelaus' and Ceva's Theorem for Spherical Triangle
The Budan-Fourier Theorem
Parametric Density Estimation Using Polynomials and Fourier Series
Spherical Right Triangles
Four Theorems on Spherical Triangles
Comparing Roots of Unity
Radians as Percentages
Spherical Law of Cosines
Ruffini-Horner Method for Polynomials with Rational Roots
Ramanujan's Strange Formula for Pi
Sines of the Dihedral Angles of a Tetrahedron
Polar Plots Drawn by a Mechanical Linkage
Descartes's Rule of Signs
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