Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fecbad1bc01c2fb5a3c7e94f622f8e94281550296c46bc83a183d94dcd92a23d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^