Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a75718c3e02b316565385c32fcaf3d9845e2109a18c35bcec0c7a4ce1b934728:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^