Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9debdafea4ed7fd0bc29890908dd36a975a0eb27833f1dd0e0385e6154a05c3f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^