Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e8ed52cc5bd19e127795032eeb20ad8f4b018ccd981cb9573ed591a5bfe3a919:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^