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Убрал лишний столбец

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maxnes3 2023-12-20 01:41:26 +04:00
parent 613b784274
commit f6d6f4de86
1 changed files with 8 additions and 8 deletions
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16
simplexImp.py
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@ -13,13 +13,13 @@ def find_min_col(table):
return
m, n = table.shape
main_col = 1
for j in range(n - 2):
for j in range(n - 1):
if table[m - 1, j] < table[m - 1, main_col]:
main_col = j
return main_col
def return_row(table, column):
def find_min_row(table, column):
if np.ndim(table) != 2:
return
m, n = table.shape
@ -39,9 +39,9 @@ class SimplexMethod:
def __init__(self, data):
m, n = data.shape
self.table = np.zeros((m, n + m))
self.table = np.zeros((m, n + m - 1))
self.table[:, :n - 1] = data[:, :n - 1] # Копируем значения из data в первые n столбцов table
self.table[:, -2] = data[:, -1] # Копируем последний столбец (вектор правой части)
self.table[:, -1] = data[:, -1] # Копируем последний столбец (вектор правой части)
for i in range(m - 1):
self.table[i, n - 1 + i] = 1
@ -54,7 +54,7 @@ class SimplexMethod:
def solve(self):
while return_status(self.table, self.n):
column_with_min_value = find_min_col(self.table)
row_with_min_value = return_row(self.table, column_with_min_value)
row_with_min_value = find_min_row(self.table, column_with_min_value)
new_table = np.copy(self.table)
@ -73,7 +73,7 @@ class SimplexMethod:
def return_result(self, out_count):
result = []
for j in range(self.n - 2):
for j in range(self.n - 1):
if len(result) >= out_count:
break
@ -88,11 +88,11 @@ class SimplexMethod:
if count == 1:
result.append({
"name": "x" + str(index),
"value": self.table[index, self.n - 2] / self.table[index, j]
"value": self.table[index, self.n - 1] / self.table[index, j]
})
result.append({
"name": "F",
"value": self.table[self.m - 1, self.n - 2]
"value": self.table[self.m - 1, self.n - 1]
})
return result