Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8d5a9c09ba3fd9aaf1ba9c17b1c203e7663aeb97204426a6bab25abefa430555:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^