Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e0e6571ff0e107a413715df60c805c034aa745ab8a15bd47586e9a7dcf619e1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^