Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dccf9c22da0733fc62ab07e2a54848063372f2e8884c292ba78240ce2e87c16d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^