Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4bae065ddbd318023b3ba832dbb6ccd084ebb6dc388407d97f23c6a7cbd610dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^