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Annotation of OpenXM_contrib/PHC/Ada/Math_Lib/Matrices/standard_complex_norms_equals.adb, Revision 1.1

1.1     ! maekawa     1: package body Standard_Complex_Norms_Equals is
        !             2:
        !             3:   function Max_Norm ( v : Vector ) return double_float is
        !             4:
        !             5:     res : double_float := AbsVal(v(v'first));
        !             6:
        !             7:   begin
        !             8:     for i in v'first+1..v'last loop
        !             9:       declare
        !            10:         abstmp : double_float := AbsVal(v(i));
        !            11:       begin
        !            12:         if abstmp > res
        !            13:          then res := abstmp;
        !            14:         end if;
        !            15:       end;
        !            16:     end loop;
        !            17:     return res;
        !            18:   end Max_Norm;
        !            19:
        !            20:   function Sum_Norm ( v : Vector ) return double_float is
        !            21:
        !            22:     res : double_float := AbsVal(v(v'first));
        !            23:
        !            24:   begin
        !            25:     for i in v'first+1..v'last loop
        !            26:       res := res + AbsVal(v(i));
        !            27:     end loop;
        !            28:     return res;
        !            29:   end Sum_Norm;
        !            30:
        !            31:   function Max_Norm ( m : Matrix ) return double_float is
        !            32:
        !            33:     res : double_float := 0.0;
        !            34:
        !            35:   begin
        !            36:     for i in m'range(1) loop
        !            37:       for j in m'range(2) loop
        !            38:         declare
        !            39:           abstmp : double_float := AbsVal(m(i,j));
        !            40:         begin
        !            41:           if abstmp > res
        !            42:            then res := abstmp;
        !            43:           end if;
        !            44:         end;
        !            45:       end loop;
        !            46:     end loop;
        !            47:     return res;
        !            48:   end Max_Norm;
        !            49:
        !            50:   function Equal ( x,y : Complex_Number; tol : double_float ) return boolean is
        !            51:
        !            52:     dif : Complex_Number := x-y;
        !            53:     absdif : double_float := AbsVal(dif);
        !            54:     res : boolean := (absdif < tol);
        !            55:
        !            56:   begin
        !            57:     return res;
        !            58:   end Equal;
        !            59:
        !            60:   function Equal ( x,y : Vector; tol : double_float ) return boolean is
        !            61:   begin
        !            62:     for i in x'range loop
        !            63:       if not Equal(x(i),y(i),tol)
        !            64:        then return false;
        !            65:       end if;
        !            66:     end loop;
        !            67:     return true;
        !            68:   end Equal;
        !            69:
        !            70: end Standard_Complex_Norms_Equals;