Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 44c20aaf01b2c76104ae20150bfdbffce186c12a50836b61edf44d7cca7005bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^