Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32f8cd07cff9ef4608ce1d01dc7380c8d706ce384620de7843367d69fc0c0a0e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^