Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9dbd51c77f9add5190f8ce68be710f8cd750d042bd4e21137eb7dd50063029a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^