Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4ced91145546422272695f7d75af6fe3d6182188385ff9583c4ec53d9950f42e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^