Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75c1815f139a8403348a31f1c3afe07438e13e105f7e69cafa030ab51506c138:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^