Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 61550e5971f3ac3f16f07f344f71842891ab74fedf7cec4e1a8edfcf1e5aa27d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^