Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ae211635a2b234056c88a539dc0688c7c0edf1e4c3ae0a72a033ca56b128346d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^