Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e30386e09ea3754702589a7ecc6807995da75300ca89354f787999721b27a7c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^