Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47747f1ae3875f22753a129a4e826ef847166a63da50583f08f79e800d5bc86c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^