Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 587f4369381bd7e65058844c3e8cedd887104c807fd3fc31bcf3899de4aa1447:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^