Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ddd507b3cc28f4499e8104601c5cff5d196f9f928f7ae1a0276fc990aa86375d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^