Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a5a27efd3d70d3aad08e45ba013dedf850d2b310b44ec530378d92f93a26e21:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^