Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> febebf0e0bfbbaa6de5fd724aab78561c2b731e20797d519b9402152eafe3571:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^