Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5705fe11cd683b2c40b6718c6edd70c4435be0a2bb1bb010c6777bcade73169f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^