Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1863c6d816fde67d68bf8a0db43d0323101d8c6e74b3f6c6a1155ea29155d29e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^