Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec2cde22fb8ddcad489003ebed1aaa24c468dd137b17f72f262867870f6bbf1e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^