Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56d1deca5d738654b7c7f9e6b4d3ce4abb7bcc379c50327ba90974247fc6f936:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^