Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b5a4b563bfe594108b01d7be2a356e3d27f03b8f27db3f5131c36bc0c15e3f88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^