def mx_rank(self):
print("\n Operace: hodnost matice:")
print("\nZadání matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx)
print("~(rank(A))~")
self.__current_operation = MatrixREF(mx)
mx_res = self.__current_operation.calculate_ref()
self.operation_result = self.__current_operation.rank
print(self.operation_result)
def mx_determinant(self):
print("\n Operace výpočet determinantu:")
print("\nZadání matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx)
print("~(det(A))~")
self.__current_operation = MatrixDeterminant(mx)
self.operation_result = self.__current_operation.calculate_determinant(
)
print(self.operation_result)
def mx_rref(self):
print("\nOperace: RREF:")
print("\nZadání matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx)
print("~(RREF)~")
print(" - " * (mx.m * 2))
self.__current_operation = MatrixRREF(mx)
self.operation_result = self.__current_operation.calculate_rref()
MatrixConsolePrinter.print_default(self.operation_result)
def mx_transpose(self):
print("\nOperace: Transpozice:")
print("\nZadání matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx)
print("~(A^(T))~")
print(" - " * (mx.m * 2))
self.__current_operation = MatrixTransposition(mx)
self.operation_result = self.__current_operation.calculate_transpose()
MatrixConsolePrinter.print_default(self.operation_result)
def read_matrix_user_input(self, mx):
ctr = 0
while ctr < mx.m:
continue_read_row = True
# Čtení řádku
while(continue_read_row):
input_row = input()
parsed_data_arr = self.__try_parse_matrix_row_input(input_row)
if(parsed_data_arr and len(parsed_data_arr) == mx.n):
mx.data[ctr] = parsed_data_arr
continue_read_row = False
else:
print("Neplatně zadaný řádek matice, zkuste to znovu: ")
if(ctr > 0):
matrix_printer.print_simple(mx)
ctr += 1
def mx_inverse(self):
print("\nOperace: určení inverzní matice:")
print("\nZadání matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx)
print("~(A^(-1))~")
print(" - " * (mx.m * 2))
self.__current_operation = MatrixInversion(mx)
self.operation_result = self.__current_operation.calculate_inversion_of_matrix(
)
if self.__current_operation.inversion_state:
MatrixConsolePrinter.print_default(self.operation_result)
def mx_scalar_multiply(self):
print("\nOperace násobení skalárem:")
print("\nZadání matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx = self.__read_mx_data(self)
print("Zadejte skalár:")
scalar = self.input_reader.read_scalar()
MatrixConsolePrinter.print_default(mx)
print("*(", scalar, ")", sep="")
print(" - " * (mx.m * 2))
self.__current_operation = MatrixScalarMultiplication(mx, scalar)
self.operation_result = self.__current_operation.calculate_scalar_multiplication(
)
MatrixConsolePrinter.print_default(self.operation_result)
def __write_data_to_file(self, data_to_print, path_to_file):
try:
data_string = ''
if type(data_to_print) is Matrix:
data_string = MatrixConsolePrinter.print_simple(data_to_print, get = True)
else:
data_string = str(data_to_print)
with open(path_to_file, 'w') as file:
file.write(data_string)
except:
print('Při zápisu souboru došlo k chybě.')
def mx_add(self):
#1)
print("\nOperace sčítání:")
#2)
print("\nZadání 1. matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx1 = self.__read_mx_data(self)
self.dims_check = lambda sec_mx_dims: Helpers.invalid_dims_addition(
sec_mx_dims, mx1)
print("\nZadání 2. matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx2 = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx1)
print("(+)")
MatrixConsolePrinter.print_default(mx2)
print(" - " * (mx2.m * 2))
self.__current_operation = MatrixAddition(mx1, mx2)
self.operation_result = self.__current_operation.calculate_sum()
MatrixConsolePrinter.print_default(self.operation_result)
def mx_multiply(self):
print("\nOperace: Maticové Násobení:")
print("\nZadání 1. matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx1 = self.__read_mx_data(self)
self.dims_check = lambda sec_mx_dims: Helpers.invalid_dims_multiplication(
sec_mx_dims, mx1)
print("\nZadání 2. matice:")
print("¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯ ¯")
mx2 = self.__read_mx_data(self)
MatrixConsolePrinter.print_default(mx1)
print("~(*)~")
MatrixConsolePrinter.print_default(mx2)
print(" - " * (mx2.m * 2))
self.__current_operation = MatrixMultiplication(mx1, mx2)
self.operation_result = self.__current_operation.calculate_multiplication(
)
MatrixConsolePrinter.print_default(self.operation_result)