Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fffc09463a5dc69a344a5a8ff3b6410d4710a7689cf23d581b0e939ec772ba47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^