Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7501fefa8ea055af869edf34281adbc40b1caaaa795d9134353b4da69eef2305:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^