Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed6ad572d61861b3be8082171064e18f6aad3095f77ba5d997da81651431d4e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^