Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9a224a00261145c2f3e1d0f42e2cb2111e1fc7f8d57663fea6bcd5a6845138f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^