Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 165723630a993e6dfba6432a8018bec41269702b5f897f083cecd041f8ed13a2:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^