Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3ed81a7feedaa6a19c8d33d717b88cc7e60b15c6cc81b4dc3555b730733bea67:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^