Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 23acbda31757b759529c5de9b74686621b821dbb4fc76f74168a2de6cef61a5f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^