Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 878f01afdab82fc0ec2ac5cd50a158f0334b80a3fb0ed632d957748b3239b293:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^