Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 656d6aa921cba74e0db962550acc1be98e565f91cbddf7ad56761822335265c5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^