Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fda8383785b90ec5d66e9ea642e8f7e02a52a86b41e2e58104aaf4a705f40ffd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^