Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 265300d89cf81c994e3f281b1aae3d31bd6792a1be96a7e671b8ceb5d9348d26:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^