Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7fa10284527d5d6b7f99d3357e847166d75b0ef76ff9effbec7dae70cdba10dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^