Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc187de42a21b5672148a2052d7b022fa246456b5c51192c6c3a3078308270be:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^