Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1ebce9d02fde4cf28db31a6de206b215e5ad4feafcc80affd24edeaa5e9ffcb4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^