ptsvx: factor and solve, expert

Functions
subroutine	cptsvx (fact, n, nrhs, d, e, df, ef, b, ldb, x, ldx, rcond, ferr, berr, work, rwork, info)
	CPTSVX computes the solution to system of linear equations A * X = B for PT matrices
subroutine	dptsvx (fact, n, nrhs, d, e, df, ef, b, ldb, x, ldx, rcond, ferr, berr, work, info)
	DPTSVX computes the solution to system of linear equations A * X = B for PT matrices
subroutine	sptsvx (fact, n, nrhs, d, e, df, ef, b, ldb, x, ldx, rcond, ferr, berr, work, info)
	SPTSVX computes the solution to system of linear equations A * X = B for PT matrices
subroutine	zptsvx (fact, n, nrhs, d, e, df, ef, b, ldb, x, ldx, rcond, ferr, berr, work, rwork, info)
	ZPTSVX computes the solution to system of linear equations A * X = B for PT matrices

Detailed Description