Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 622139986bb7fb54bb6d90c0a6348cf34fa6ec3123d7cc17afc168fd8440b8e1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^