Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 44b2dd30af84bdef68a8d3d2f3baa5a6322b20a17bb6a674f507810031b30b6f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^