Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f65a6fc6f7699d70d6ec3cc677986ebbbc5f655d26843aaa6828d61de1643e6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^