Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 390a86e619c19d22455f8c01af0fa604c71d8866fb1fcfac4624b1be3b581cd8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^