Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e11c3820ea52bd8f3267c6bb25f9dccb128a5678e35e9c97e8f1b19c30b57d9f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^