Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 23b7b71e7545044527768609a236158c309481d0e4959f1fd83d4ef311d5aafb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^