Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f49215fe75850a2d9cc37d2d3b028ebbbe670e84ab34c483c4d73d8a91a7020f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^