Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7de0540ab9dca790a927d6815c05bdb7d7b1babf854ec48c5ae4eac9992d8855:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^