Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b60285793f2f939d7b7f16f0dc370a2647d88a76e4a7e8222cac709f5dccf89f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^