Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7961aea0f98db86f350ed38b92fdecfd515e4646f3e3eb1335a78cc490d1e8c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^