Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 648269aaf6606bf7dbf1c1647068cee76bb29882bc5ecfc08d4bd9dd58bc3fa4:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^