Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 26c481f067343c2150574bf6dda31e982ebff709b8a8c64366f00341bda31ef9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^