Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fac895f3518d71c9f928206d949ae9b52288f0c334ad8ff801dc8306e7babbbe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^