Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b553d4f9292b4431e144d48029fdbefaeae746aba0a6114229869d4a2ec1843f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^