Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e716192b3f86e996eb8465345fe2c89a8e4ee344a30a6158169e72417251b8c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^