Cantor's diagonal argument, a mathematical proof from 1891 that real numbers are not countable
•
Diagonal Method, a rule of thumb in photography, painting and drawing
Research by Westhoff has resulted in the finding that important details on paintings and on etchings of Rembrandt, such as eyes, hands or utilities, were placed exactly on the diagonals.
Newton's method | Monte Carlo method | The Crystal Method | Scholarly method | The Duckworth Lewis Method | New Austrian Tunnelling method | Method acting | Horner's method | Suzuki method | Smart Common Input Method | Powell's method | Method Fest Independent Film Festival | method acting | Java remote method invocation | Jacobi method | Iterative method | Finite element method | Delphi method | Brent's method | X Input Method | scientific method | Sainte-Laguë method | Quantum inverse scattering method | Q9 input method | Method of matched asymptotic expansions | Method Music | Kodály Method | Hardy–Littlewood circle method | Gauss–Seidel method | finite element method |