Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02710dea5469ddd70dd41cec54eab573289fb32d628265479bc28ae0155d258f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^