Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be1d43692a99870b400486082f7ab0c1fc90e1dc23330b0a627f3ba81adebd22:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^