Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a305b036fd748ac36ce6289a02df581e708f8b3ba8cebe5abb6071c8df90ebdf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^