Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dd440268d8e920034d0fb0ceaa9a585ceb2ff4d7ac24adeac104397f686bc2dc:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^