Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9df1d0e6278af3f5aa97db932d5601aded0c3dc569f31a885fea819e8ce7971d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^