Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7c566ae162c145c51003e51596fa29235fe48483f2125a962f8b2601e36cfb1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^