Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3bcb0436f72c152240877b8ac50de51c85ec025a35db2a42e370b2d3140f5e81:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^