Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 559233a4ab2ac75457648786ea1c630f0b26f8d1e8a193d4cd24b685bc22816d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^