Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69243d3b5f8b779704368c1bc7de477fafcf9da2643c3effb7f8006ec3b464c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^