Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da163d953d6d22ba1c05468e3f2f32863ae147cb78f436ade5a9e7a1a4747295:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^