Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e692fc6f63a94c407c02ea8e3acc3791489facc18eaae257ace461aa579ef501:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^