Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9ec887f6fdfbff6a819fdf65e2190c697373c00f921845297fcbf5b13d964d16:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^