Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c08e61ea3cc3c0aa0d6f15331066d5db3dd63f6d827c1af0a5e789e1896d96e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^