Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51f6c5234d1e065832b99bf6875fb31991d9e7135e0c9979c89a8434363dc2fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^