Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec9c3d019187326bcbe039317dfdd3e2d2464d3b7d8cede81b3331c9e088503f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^