Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c079debbb84352783c38020568258a2781262227f90e58d4c13cd6d1ecb7ba92:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^