Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78c687e88f91bf4e96b202599aa348a5636c19063d38427eabd47d1b239eba27:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^