Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 242fd788a8d3a21c3958a5e1cffce4bd4b2578a091020f921ba0621e7eccd2fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^