Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c1c655994d9f69723aa54b2e1c8373cd83681b48c35992d742bd1963955d7031:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^