Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 79541c2eb65c180fd2a2e9b5f6974956f1ad7f27076a91d974b3478336c5ed1c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^