Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 303d30f6ebd26455418a2d9db622698c14bb1f4fdffc59defafdfdd786c81900:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^