Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18ecf1f8849d02d7d70df655568e5ae7d1d9e0a9b3917405768dc0dd40a37d7a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^