Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d361718e4865c99af47f3d3d8d1e2ab2cc5b996e1780c03ccfc4b26deebd1332:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^