Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0399965de2de222ade4f7a33d8240491ae1eeba2e5348337229b8e056bf5cd3a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^