Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e3162f3ffdd8ad64c13cec2b9c529f71566cfa4108d63702195d809f688dab7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^