Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c19646c35808d40f87dd429f415788319931ac7a5d317987c265377679ae50f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^