Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 65e74aaf4d3962cefe0e60048dbf4a03d31be80f93c57f8edafa0fc06315a029:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^