Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af3f56edd5b02a510dfa3870ac17399c58afe5a4ce18eaf5bf963e04aea3ba59:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^