Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b20f2072e45198426a2e7b079550d184956c08ef3cd5baf4af53d54edbcdbfd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^