Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b89612afb5305a9f811d679a8e4d57608d5d3b8ba1bb4f9d41db229c62c5c81:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^