Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 824ec1e0cba20c57c38d8e8bdbc43fc1100da98109a833d4a82d2addfed61995:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^