Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6c5c72b6bc18ce17ff4832d084da4b468212107d309bac8a1f8c157862cf427:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^