Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2a3431453165673839c59e40c03e56890e161f132952d0c5c739b69703e82c15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^