Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 160e50982245da9b81a2f0b06ad47c6f8bdcff619d66db54433fbd38f898dbc3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^