Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 50063fa9c27ca590f9a92251909e1e19e52e7d9bc118091750f7946908373b1e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^