Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f4d402df4a87afebc0a6e3f4d4f466bc39ad60d680bb2d536a9a3f68f30eb812:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^