Two brilliant Black female high school seniors may have just unlocked a new proof for a 2,000-year-old theorem

For over two millennia, mathematicians have tirelessly sought to demonstrate the Pythagorean Theory of trigonometry using logical reasoning devoid of circularity. However, amidst numerous unsuccessful attempts, a glimmer of hope has emerged courtesy of two exceptional students from New Orleans East. Calcea Johnson and Ne’Kiya Jackson recently astounded the audience at the American Mathematical Society’s … Read more

Useful Maths Symbols

Basic Math Symbols ≠ ± ∓ ÷ × ∙ – √ ‰ ⊗ ⊕ ⊖ ⊘ ⊙ ≤ ≥ ≦ ≧ ≨ ≩ ≺ ≻ ≼ ≽ ⊏ ⊐ ⊑ ⊒ ² ³ ° Geometry Symbols ∠ ∟ ° ≅ ~ ‖ ⟂ ⫛ Algebra Symbols ≡ ≜ ≈ ∝ ∞ ≪ ≫ ⌊⌋ ⌈⌉ … Read more

Sin, cos, tan, cot, sec, cosec Values Table

Sin, cos, tan, cot, sec, cosec Values Table

ALL SILVER TEA CUPS ALL  –  All the trigonometric functions are positive in Ist Quadrant SILVER – sin and cosec  function are positive,rest are negative in II Quadrant T EA – tan and cot function are positive, rest are negative in III Quadrant CUPS – cos and sec function are positive, rest are negative in the … Read more

Free Math Textbooks

Free Math Textbooks

Free textbooks (aka open textbooks) written by knowledgeable scholars are a relatively new phenomenon. Below, find a meta list of Free Math Textbooks. Abstract Algebra: The Basic Graduate Year by Robert B. Ash, University of Illinois Abstract Algebra: Theory and Applications by Thomas W. Judson, Stephen F. Austin State University Advanced Algebra II by Kenny Felder,  Raleigh Charter High … Read more