Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fcb268e20ce6dba13054da301bc0a65c8471ccc7d017e0f981f07f7d762e9893:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^