Jacobi

Jacobi may refer to:


 * People with the surname Jacobi

Mathematics:
 * Jacobi sum, a type of character sum
 * Jacobi method, a method for determining the solutions of a diagonally dominant system of linear equations
 * Jacobi eigenvalue algorithm, a method for calculating the eigenvalues and eigenvectors of a real symmetric matrix
 * Jacobi elliptic functions, a set of doubly-periodic functions
 * Jacobi polynomials, a class of orthogonal polynomials
 * Jacobi symbol, a generalization of the Legendre symbol
 * Jacobi coordinates, a simplification of coordinates for an n-body system
 * Jacobi identity for non-associative binary operations
 * Jacobi's formula for the derivative of the determinant of a matrix
 * Jacobi triple product an identity in the theory of theta functions
 * Jacobi's theorem (disambiguation) (various)

Other:
 * Jacobi Medical Center, New York
 * Jacobi (grape), another name for the French/German wine grape Pinot Noir Précoce
 * Jacobi (crater), a lunar impact crater in the southern highlands on the near side of the Moon
 * Software_for_handling_chess_problems, chess software