Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c459193e59bf27b228fe10883d0ce622a1fa88a677fd5b1a83d8973b20a3cc62:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^