Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e485bc93afeeb626c85976d1a08f23157fe3531312c1756292ebbccece37d7dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^