u4.55.02 Operator RESOUDRE# 1. But 2. Syntax 3. Generalities 4. Operands 4.1. Operand MATR 4.2. Operand CHAM_NO 4.3. Operand CHAM_CINE 4.4. Operand ALGORITHME 4.5. Operand MATR_PREC 4.6. Operand RESI_RELA 4.7. Operand NMAX_ITER 4.8. Operand TITRE 4.9. Operand INFO 5. Examples 5.1. Solving by the direct method MULT_FRONT 5.2. Solving by the MUMPS method 5.3. Resolution by the preconditioned conjugate gradient method 5.4. Solving by the PETSC method