示例#1
0
文件: schwarz.py 项目: feelpp/hpddm
            else:
                print('             ', end = '')
            print('{:e} / {:e}'.format(storage[1 + 2 * nu], storage[2 * nu]), end = '')
            if mu > 1:
                print(' (rhs #{:d})'.format(nu + 1), end = '')
            print('')
    if it > 45:
        status = 1
    else:
        for nu in xrange(mu):
            if storage[1 + 2 * nu] / storage[2 * nu] > 1.0e-2:
                status = 1
    hpddm.schwarzDestroy(ctypes.byref(A))
else:
    S = ctypes.POINTER(hpddm.Subdomain)()
    hpddm.subdomainNumfact(ctypes.byref(S), Mat)
    hpddm.subdomainSolve(S, f, sol)
    nrmb = numpy.linalg.norm(f, axis = 0)
    tmp = numpy.empty_like(f)
    hpddm.csrmv(Mat, sol, tmp)
    tmp -= f
    nrmAx = numpy.linalg.norm(tmp, axis = 0)
    if mu == 0:
        nrmb = [ nrmb ]
        nrmAx = [ nrmAx ]
        mu = 1
    for nu in xrange(mu):
        if nu == 0:
            print(' --- error = ', end = '')
        else:
            print('             ', end = '')
示例#2
0
文件: schwarz.py 项目: gdrealm/hpddm
            else:
                print('                ', end = '')
            print('{:e} / {:e}'.format(storage[1 + 2 * nu], storage[2 * nu]), end = '')
            if mu > 1:
                print(' (rhs #{:d})'.format(nu + 1), end = '')
            print('')
    if it > (60 if int(hpddm.optionVal(opt, b'krylov_method')) == 6 else 45):
        status = 1
    else:
        for nu in xrange(mu):
            if storage[1 + 2 * nu] / storage[2 * nu] > 1.0e-2:
                status = 1
    hpddm.schwarzDestroy(ctypes.byref(A))
else:
    S = ctypes.POINTER(hpddm.Subdomain)()
    hpddm.subdomainNumfact(ctypes.byref(S), Mat)
    hpddm.subdomainSolve(S, f, sol)
    nrmb = numpy.linalg.norm(f, axis = 0)
    tmp = numpy.empty_like(f)
    hpddm.csrmv(Mat, sol, tmp)
    tmp -= f
    nrmAx = numpy.linalg.norm(tmp, axis = 0)
    if mu == 0:
        nrmb = [ nrmb ]
        nrmAx = [ nrmAx ]
        mu = 1
    for nu in xrange(mu):
        if nu == 0:
            print(' --- residual = ', end = '')
        else:
            print('                ', end = '')