Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a8012ab18ee089e478f4eb75872b4a709aed4ea2e1d465b2f0ea96c56a73659:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^