Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ead99fb10f47c1deb326bd9991f3d7c2d63b23bc6912bec84ad465dcddb817e6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^