Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad998ecd18d98a909daf63ad8c2e482a79724b3a9a8d9803afe83c9b4ce8e9df:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^