Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a9130c667a6c8416bdc0580e3282ed45baad8d31b97a5e58c1ec477ac9a549d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^