Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba432fa9c1a4db0b90daea024843919c7bb07190948302c504768224c30ab81e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^