Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 992430f7b313d0e1190fcedeabd1a138175160aaf31f379ce60b95e8435a2c98:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^