Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5b6a657fe57929dd09f16a15dbfbc392ba6699b5954dc8e49c156dde91be109:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^