Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7a63fe165ad0a50a156c6b29dce03cbf42917afa3dfaaf461e6b3690f372850a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^