Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 708f308c955090ae50721dddb0996cde16c11334f68487885ba28f16fa60e3c6:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^