Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eda6fa77a5b0a9bb47c82632a85f865b65d3b341cd3c9dc5a1764f5d33dcf431:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^