Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 04c6a0424c39009359239eb34776605c8e6d88c1a7e8a5c2b7dded0eece3f512:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^