Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d849e1d118714ba632c4a8d3ae3e78a33e2300f4aaa5c440b97b0b075d25968e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^