Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c66600bfcd362a711a66bcd3d01a5f77d645e626f28b7cc10e6c04485c2086a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^