Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 11b904c41656ef000b5a9f9bf53db6195d920c2361d56062b0cf25b6851cf7f8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^