Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1513f1375b85640f47ccf4c101d0683c5ddb453b77ae8d0dfb9f50064043af63:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^