Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2632fc9bdfd8dfb2511b04905a07b87c39288caad13ba90a621a2bb0aa19ccce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^