Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 564933d8b79810988caa78da7242cf234a289b7d53caa7445adda57ac945d5cf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^