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Find the value of |{:(cos((2pi)/(63)),,c...

Find the value of `|{:(cos((2pi)/(63)),,cos((3pi)/(70)),,cos((4pi)/(77))),(cos((pi)/(72)),,cos((pi)/(40)),,cos((3pi)/(88))),(1,,cos((pi)/(90)),,cos((2pi)/(99))):}|`

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`Delta= |{:(cos((pi)/(7)-(pi)/(9)),,cos((pi)/(7)-(pi)/(10)),,cos((pi)/(7)-(pi)/(11))),(cos((pi)/(8)-(pi)/(9)),,cos((pi)/(8)-(pi)/(10)),,cos((pi)/(8)-(pi)/(11))),(cos((pi)/(9)-(pi)/(9)),,cos((pi)/(9)-(pi)/(10)),,cos((pi)/(9)-(pi)/(11))):}|`
`|{:(cos((pi)/(7)-(pi)/(9)),,cos((pi)/(7)-(pi)/(10)),,cos((pi)/(7)-(pi)/(11))),(cos((pi)/(8)-(pi)/(9)),,cos((pi)/(8)-(pi)/(10)),,cos((pi)/(8)-(pi)/(11))),(cos((pi)/(9)-(pi)/(9)),,cos((pi)/(9)-(pi)/(10)),,cos((pi)/(9)-(pi)/(11))):}|`
`=0`
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