Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30d845c16ca81fcc9f6263153dd2b0a9a771b811e31a2692ddd71a7b33cc3c10:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^