Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0604e4e8a793d4e5c7bc8d8e8c375577b649007e8cd59b37d75a1946d7e9ac1e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^