Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be5d4ae165961130e175ae993b7a545bbc38aa59d4130a631687c9fd59eebc57:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^