{"id":"matrix-determinant","engine":"core","category":"math","name":"Определитель матрицы","fields":[{"key":"text","label":"Текст","type":"textarea","default":"1 2 3\n0 4 5\n1 0 6","required":true}],"sample":{"text":"1 2 3\n0 4 5\n1 0 6"}}