Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 507416abd5e526c46d70db7762783fe2fe33972be1a1c782178e8695403d7d4f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^