The conjugate gradient method (Hestenes and Stiefel, 1952) solves for symmetric positive-definite by minimising along mutually -conjugate directions built from the residuals. A preconditioner replaces the system by one with , of smaller condition number.
Quantitative Finance · Glosario
¿Qué es Conjugate gradient method, preconditioner?
También llamado: conjugate gradient method · preconditioner