Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e78819e505d8115425e25970950464b258dd7a2c092bb572a31cba08e422a236:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^